diff --git a/src/compiler/diagnosticMessages.json b/src/compiler/diagnosticMessages.json
index 46c280799d7f9..17586e927d0ac 100644
--- a/src/compiler/diagnosticMessages.json
+++ b/src/compiler/diagnosticMessages.json
@@ -1111,7 +1111,7 @@
         "category": "Error",
         "code": 1343
     },
-    "'A label is not allowed here.": {
+    "A label is not allowed here.": {
         "category": "Error",
         "code": 1344
     },
diff --git a/tests/baselines/reference/ambientWithStatements(alwaysstrict=true).errors.txt b/tests/baselines/reference/ambientWithStatements(alwaysstrict=true).errors.txt
index 8d04ac6a78d20..b3a6263aecfbb 100644
--- a/tests/baselines/reference/ambientWithStatements(alwaysstrict=true).errors.txt
+++ b/tests/baselines/reference/ambientWithStatements(alwaysstrict=true).errors.txt
@@ -1,6 +1,6 @@
 ambientWithStatements.ts(2,5): error TS1036: Statements are not allowed in ambient contexts.
 ambientWithStatements.ts(3,5): error TS1104: A 'continue' statement can only be used within an enclosing iteration statement.
-ambientWithStatements.ts(10,5): error TS1344: 'A label is not allowed here.
+ambientWithStatements.ts(10,5): error TS1344: A label is not allowed here.
 ambientWithStatements.ts(11,5): error TS1108: A 'return' statement can only be used within a function body.
 ambientWithStatements.ts(25,5): error TS1101: 'with' statements are not allowed in strict mode.
 ambientWithStatements.ts(25,5): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
@@ -22,7 +22,7 @@ ambientWithStatements.ts(25,5): error TS2410: The 'with' statement is not suppor
         1;
         L: var y;
         ~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         return;
         ~~~~~~
 !!! error TS1108: A 'return' statement can only be used within a function body.
diff --git a/tests/baselines/reference/constDeclarations-invalidContexts(alwaysstrict=true).errors.txt b/tests/baselines/reference/constDeclarations-invalidContexts(alwaysstrict=true).errors.txt
index 953604c1da149..f2cd6c31aa61f 100644
--- a/tests/baselines/reference/constDeclarations-invalidContexts(alwaysstrict=true).errors.txt
+++ b/tests/baselines/reference/constDeclarations-invalidContexts(alwaysstrict=true).errors.txt
@@ -6,9 +6,9 @@ constDeclarations-invalidContexts.ts(15,1): error TS1101: 'with' statements are
 constDeclarations-invalidContexts.ts(15,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
 constDeclarations-invalidContexts.ts(19,5): error TS1156: 'const' declarations can only be declared inside a block.
 constDeclarations-invalidContexts.ts(22,5): error TS1156: 'const' declarations can only be declared inside a block.
-constDeclarations-invalidContexts.ts(25,5): error TS1344: 'A label is not allowed here.
+constDeclarations-invalidContexts.ts(25,5): error TS1344: A label is not allowed here.
 constDeclarations-invalidContexts.ts(25,12): error TS1156: 'const' declarations can only be declared inside a block.
-constDeclarations-invalidContexts.ts(28,21): error TS1344: 'A label is not allowed here.
+constDeclarations-invalidContexts.ts(28,21): error TS1344: A label is not allowed here.
 constDeclarations-invalidContexts.ts(28,29): error TS1156: 'const' declarations can only be declared inside a block.
 
 
@@ -55,14 +55,14 @@ constDeclarations-invalidContexts.ts(28,29): error TS1156: 'const' declarations
     if (true) 
         label: const c8 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                ~~~~~~~~~~~~~
 !!! error TS1156: 'const' declarations can only be declared inside a block.
     
     while (false)
         label2: label3: label4: const c9 = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                                 ~~~~~~~~~~~~~
 !!! error TS1156: 'const' declarations can only be declared inside a block.
     
diff --git a/tests/baselines/reference/constDeclarations-scopes(alwaysstrict=true).errors.txt b/tests/baselines/reference/constDeclarations-scopes(alwaysstrict=true).errors.txt
index 8b260da649e04..ab622ba3e5bdc 100644
--- a/tests/baselines/reference/constDeclarations-scopes(alwaysstrict=true).errors.txt
+++ b/tests/baselines/reference/constDeclarations-scopes(alwaysstrict=true).errors.txt
@@ -1,7 +1,7 @@
 constDeclarations-scopes.ts(27,1): error TS1101: 'with' statements are not allowed in strict mode.
 constDeclarations-scopes.ts(27,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
-constDeclarations-scopes.ts(43,5): error TS1344: 'A label is not allowed here.
-constDeclarations-scopes.ts(48,21): error TS1344: 'A label is not allowed here.
+constDeclarations-scopes.ts(43,5): error TS1344: A label is not allowed here.
+constDeclarations-scopes.ts(48,21): error TS1344: A label is not allowed here.
 
 
 ==== constDeclarations-scopes.ts (4 errors) ====
@@ -53,14 +53,14 @@ constDeclarations-scopes.ts(48,21): error TS1344: 'A label is not allowed here.
     if (true) {
         label: const c = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         n = c;
     }
     
     while (false) {
         label2: label3: label4: const c = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         n = c;
     }
     
diff --git a/tests/baselines/reference/constDeclarations-validContexts(alwaysstrict=true).errors.txt b/tests/baselines/reference/constDeclarations-validContexts(alwaysstrict=true).errors.txt
index 24f9a4a91235a..f65eb0f67bdde 100644
--- a/tests/baselines/reference/constDeclarations-validContexts(alwaysstrict=true).errors.txt
+++ b/tests/baselines/reference/constDeclarations-validContexts(alwaysstrict=true).errors.txt
@@ -1,8 +1,8 @@
 constDeclarations-validContexts.ts(18,1): error TS1101: 'with' statements are not allowed in strict mode.
 constDeclarations-validContexts.ts(18,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
-constDeclarations-validContexts.ts(31,5): error TS1344: 'A label is not allowed here.
-constDeclarations-validContexts.ts(35,21): error TS1344: 'A label is not allowed here.
-constDeclarations-validContexts.ts(64,9): error TS1344: 'A label is not allowed here.
+constDeclarations-validContexts.ts(31,5): error TS1344: A label is not allowed here.
+constDeclarations-validContexts.ts(35,21): error TS1344: A label is not allowed here.
+constDeclarations-validContexts.ts(64,9): error TS1344: A label is not allowed here.
 
 
 ==== constDeclarations-validContexts.ts (5 errors) ====
@@ -42,13 +42,13 @@ constDeclarations-validContexts.ts(64,9): error TS1344: 'A label is not allowed
     if (true) {
         label: const c8 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     while (false) {
         label2: label3: label4: const c9 = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     // Try/catch/finally
@@ -79,7 +79,7 @@ constDeclarations-validContexts.ts(64,9): error TS1344: 'A label is not allowed
             const c16 = 0
             label17: const c17 = 0;
             ~~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         }
     }
     
diff --git a/tests/baselines/reference/invalidDoWhileBreakStatements.errors.txt b/tests/baselines/reference/invalidDoWhileBreakStatements.errors.txt
index 652ea2fc94525..a46824605937d 100644
--- a/tests/baselines/reference/invalidDoWhileBreakStatements.errors.txt
+++ b/tests/baselines/reference/invalidDoWhileBreakStatements.errors.txt
@@ -3,7 +3,7 @@ invalidDoWhileBreakStatements.ts(8,4): error TS1116: A 'break' statement can onl
 invalidDoWhileBreakStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidDoWhileBreakStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidDoWhileBreakStatements.ts(27,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
-invalidDoWhileBreakStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidDoWhileBreakStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidDoWhileBreakStatements.ts(37,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
 
 
@@ -52,7 +52,7 @@ invalidDoWhileBreakStatements.ts(37,5): error TS1116: A 'break' statement can on
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     do {
diff --git a/tests/baselines/reference/invalidDoWhileContinueStatements.errors.txt b/tests/baselines/reference/invalidDoWhileContinueStatements.errors.txt
index 988053a007fde..1d019545d0fce 100644
--- a/tests/baselines/reference/invalidDoWhileContinueStatements.errors.txt
+++ b/tests/baselines/reference/invalidDoWhileContinueStatements.errors.txt
@@ -3,7 +3,7 @@ invalidDoWhileContinueStatements.ts(8,4): error TS1115: A 'continue' statement c
 invalidDoWhileContinueStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidDoWhileContinueStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidDoWhileContinueStatements.ts(27,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
-invalidDoWhileContinueStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidDoWhileContinueStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidDoWhileContinueStatements.ts(37,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
 
 
@@ -52,7 +52,7 @@ invalidDoWhileContinueStatements.ts(37,5): error TS1115: A 'continue' statement
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     do {
diff --git a/tests/baselines/reference/invalidForBreakStatements.errors.txt b/tests/baselines/reference/invalidForBreakStatements.errors.txt
index 47fbf6fc206ef..e5647bf0f9436 100644
--- a/tests/baselines/reference/invalidForBreakStatements.errors.txt
+++ b/tests/baselines/reference/invalidForBreakStatements.errors.txt
@@ -3,7 +3,7 @@ invalidForBreakStatements.ts(8,9): error TS1116: A 'break' statement can only ju
 invalidForBreakStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidForBreakStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidForBreakStatements.ts(27,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
-invalidForBreakStatements.ts(32,1): error TS1344: 'A label is not allowed here.
+invalidForBreakStatements.ts(32,1): error TS1344: A label is not allowed here.
 invalidForBreakStatements.ts(36,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
 
 
@@ -51,7 +51,7 @@ invalidForBreakStatements.ts(36,5): error TS1116: A 'break' statement can only j
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     for(;;) {
diff --git a/tests/baselines/reference/invalidForContinueStatements.errors.txt b/tests/baselines/reference/invalidForContinueStatements.errors.txt
index 146dbe4368b0f..fe25a9c9e31a2 100644
--- a/tests/baselines/reference/invalidForContinueStatements.errors.txt
+++ b/tests/baselines/reference/invalidForContinueStatements.errors.txt
@@ -3,7 +3,7 @@ invalidForContinueStatements.ts(8,9): error TS1115: A 'continue' statement can o
 invalidForContinueStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidForContinueStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidForContinueStatements.ts(27,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
-invalidForContinueStatements.ts(32,1): error TS1344: 'A label is not allowed here.
+invalidForContinueStatements.ts(32,1): error TS1344: A label is not allowed here.
 invalidForContinueStatements.ts(36,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
 
 
@@ -51,7 +51,7 @@ invalidForContinueStatements.ts(36,5): error TS1115: A 'continue' statement can
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     for(;;) {
diff --git a/tests/baselines/reference/invalidForInBreakStatements.errors.txt b/tests/baselines/reference/invalidForInBreakStatements.errors.txt
index bac0c88a3d204..95d1bef00c6c8 100644
--- a/tests/baselines/reference/invalidForInBreakStatements.errors.txt
+++ b/tests/baselines/reference/invalidForInBreakStatements.errors.txt
@@ -3,7 +3,7 @@ invalidForInBreakStatements.ts(8,19): error TS1116: A 'break' statement can only
 invalidForInBreakStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidForInBreakStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidForInBreakStatements.ts(27,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
-invalidForInBreakStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidForInBreakStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidForInBreakStatements.ts(37,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
 
 
@@ -52,7 +52,7 @@ invalidForInBreakStatements.ts(37,5): error TS1116: A 'break' statement can only
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     for (var x in {}) {
diff --git a/tests/baselines/reference/invalidForInContinueStatements.errors.txt b/tests/baselines/reference/invalidForInContinueStatements.errors.txt
index 7a49045f8baeb..31d802c9595fc 100644
--- a/tests/baselines/reference/invalidForInContinueStatements.errors.txt
+++ b/tests/baselines/reference/invalidForInContinueStatements.errors.txt
@@ -3,7 +3,7 @@ invalidForInContinueStatements.ts(8,19): error TS1115: A 'continue' statement ca
 invalidForInContinueStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidForInContinueStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidForInContinueStatements.ts(27,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
-invalidForInContinueStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidForInContinueStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidForInContinueStatements.ts(37,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
 
 
@@ -52,7 +52,7 @@ invalidForInContinueStatements.ts(37,5): error TS1115: A 'continue' statement ca
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     for (var x in {}) {
diff --git a/tests/baselines/reference/invalidWhileBreakStatements.errors.txt b/tests/baselines/reference/invalidWhileBreakStatements.errors.txt
index b022d9f2d4553..df4215de2d1bc 100644
--- a/tests/baselines/reference/invalidWhileBreakStatements.errors.txt
+++ b/tests/baselines/reference/invalidWhileBreakStatements.errors.txt
@@ -3,7 +3,7 @@ invalidWhileBreakStatements.ts(8,14): error TS1116: A 'break' statement can only
 invalidWhileBreakStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidWhileBreakStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidWhileBreakStatements.ts(27,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
-invalidWhileBreakStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidWhileBreakStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidWhileBreakStatements.ts(37,5): error TS1116: A 'break' statement can only jump to a label of an enclosing statement.
 
 
@@ -52,7 +52,7 @@ invalidWhileBreakStatements.ts(37,5): error TS1116: A 'break' statement can only
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     while (true) {
diff --git a/tests/baselines/reference/invalidWhileContinueStatements.errors.txt b/tests/baselines/reference/invalidWhileContinueStatements.errors.txt
index fed2a6c20ef13..b588b657e6722 100644
--- a/tests/baselines/reference/invalidWhileContinueStatements.errors.txt
+++ b/tests/baselines/reference/invalidWhileContinueStatements.errors.txt
@@ -3,7 +3,7 @@ invalidWhileContinueStatements.ts(8,14): error TS1115: A 'continue' statement ca
 invalidWhileContinueStatements.ts(14,9): error TS1107: Jump target cannot cross function boundary.
 invalidWhileContinueStatements.ts(21,9): error TS1107: Jump target cannot cross function boundary.
 invalidWhileContinueStatements.ts(27,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
-invalidWhileContinueStatements.ts(33,1): error TS1344: 'A label is not allowed here.
+invalidWhileContinueStatements.ts(33,1): error TS1344: A label is not allowed here.
 invalidWhileContinueStatements.ts(37,5): error TS1115: A 'continue' statement can only jump to a label of an enclosing iteration statement.
 
 
@@ -52,7 +52,7 @@ invalidWhileContinueStatements.ts(37,5): error TS1115: A 'continue' statement ca
     // label on non-loop statement
     NINE:
     ~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var y = 12;
     
     while (true) {
diff --git a/tests/baselines/reference/jsFileCompilationBindReachabilityErrors(alwaysstrict=true).errors.txt b/tests/baselines/reference/jsFileCompilationBindReachabilityErrors(alwaysstrict=true).errors.txt
index b71c353ccc3c2..cd0aaaf97e07d 100644
--- a/tests/baselines/reference/jsFileCompilationBindReachabilityErrors(alwaysstrict=true).errors.txt
+++ b/tests/baselines/reference/jsFileCompilationBindReachabilityErrors(alwaysstrict=true).errors.txt
@@ -1,6 +1,6 @@
 a.js(3,9): error TS7029: Fallthrough case in switch.
 a.js(16,5): error TS7027: Unreachable code detected.
-a.js(19,1): error TS1344: 'A label is not allowed here.
+a.js(19,1): error TS1344: A label is not allowed here.
 a.js(19,1): error TS7028: Unused label.
 
 
@@ -29,6 +29,6 @@ a.js(19,1): error TS7028: Unused label.
     
     label1:  var x2 = 10;
     ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     ~~~~~~
 !!! error TS7028: Unused label.
\ No newline at end of file
diff --git a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash1(target=es2015).errors.txt b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash1(target=es2015).errors.txt
index 7ea8c06f82b50..cef918e7695e8 100644
--- a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash1(target=es2015).errors.txt
+++ b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash1(target=es2015).errors.txt
@@ -1,4 +1,4 @@
-labeledStatementDeclarationListInLoopNoCrash1.ts(3,3): error TS1344: 'A label is not allowed here.
+labeledStatementDeclarationListInLoopNoCrash1.ts(3,3): error TS1344: A label is not allowed here.
 labeledStatementDeclarationListInLoopNoCrash1.ts(3,11): error TS1123: Variable declaration list cannot be empty.
 
 
@@ -7,7 +7,7 @@ labeledStatementDeclarationListInLoopNoCrash1.ts(3,11): error TS1123: Variable d
       var v0 = x;
       foo: var;
       ~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
               
 !!! error TS1123: Variable declaration list cannot be empty.
       (function() { return x + v0});
diff --git a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash2(target=es2015).errors.txt b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash2(target=es2015).errors.txt
index cccda1a9a35dc..4f9439db8ddfa 100644
--- a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash2(target=es2015).errors.txt
+++ b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash2(target=es2015).errors.txt
@@ -1,4 +1,4 @@
-labeledStatementDeclarationListInLoopNoCrash2.ts(3,3): error TS1344: 'A label is not allowed here.
+labeledStatementDeclarationListInLoopNoCrash2.ts(3,3): error TS1344: A label is not allowed here.
 
 
 ==== labeledStatementDeclarationListInLoopNoCrash2.ts (1 errors) ====
@@ -6,7 +6,7 @@ labeledStatementDeclarationListInLoopNoCrash2.ts(3,3): error TS1344: 'A label is
       var v0 = x;
       foo: var y;
       ~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
       (function() { return x + v0});
     }
     
\ No newline at end of file
diff --git a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash3(target=es2015).errors.txt b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash3(target=es2015).errors.txt
index a0fa31e7803f2..4b57df6c89306 100644
--- a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash3(target=es2015).errors.txt
+++ b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash3(target=es2015).errors.txt
@@ -9,7 +9,7 @@ labeledStatementDeclarationListInLoopNoCrash3.ts(15,42): error TS1005: ')' expec
 labeledStatementDeclarationListInLoopNoCrash3.ts(15,53): error TS2304: Cannot find name 'fontSize'.
 labeledStatementDeclarationListInLoopNoCrash3.ts(15,61): error TS1005: ';' expected.
 labeledStatementDeclarationListInLoopNoCrash3.ts(16,12): error TS1005: ';' expected.
-labeledStatementDeclarationListInLoopNoCrash3.ts(16,12): error TS1344: 'A label is not allowed here.
+labeledStatementDeclarationListInLoopNoCrash3.ts(16,12): error TS1344: A label is not allowed here.
 labeledStatementDeclarationListInLoopNoCrash3.ts(16,23): error TS1134: Variable declaration expected.
 labeledStatementDeclarationListInLoopNoCrash3.ts(16,38): error TS2592: Cannot find name '$'. Do you need to install type definitions for jQuery? Try `npm i --save-dev @types/jquery` and then add 'jquery' to the types field in your tsconfig.
 labeledStatementDeclarationListInLoopNoCrash3.ts(16,39): error TS1005: ')' expected.
@@ -58,7 +58,7 @@ labeledStatementDeclarationListInLoopNoCrash3.ts(22,1): error TS1160: Unterminat
                ~~~~~~
 !!! error TS1005: ';' expected.
                ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                           ~
 !!! error TS1134: Variable declaration expected.
                                          ~
diff --git a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash4(target=es2015).errors.txt b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash4(target=es2015).errors.txt
index 8c24d90a8a7dc..e3633715d4777 100644
--- a/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash4(target=es2015).errors.txt
+++ b/tests/baselines/reference/labeledStatementDeclarationListInLoopNoCrash4(target=es2015).errors.txt
@@ -9,7 +9,7 @@ labeledStatementDeclarationListInLoopNoCrash4.ts(13,42): error TS1005: ')' expec
 labeledStatementDeclarationListInLoopNoCrash4.ts(13,53): error TS2304: Cannot find name 'fontSize'.
 labeledStatementDeclarationListInLoopNoCrash4.ts(13,61): error TS1005: ';' expected.
 labeledStatementDeclarationListInLoopNoCrash4.ts(14,12): error TS1005: ';' expected.
-labeledStatementDeclarationListInLoopNoCrash4.ts(14,12): error TS1344: 'A label is not allowed here.
+labeledStatementDeclarationListInLoopNoCrash4.ts(14,12): error TS1344: A label is not allowed here.
 labeledStatementDeclarationListInLoopNoCrash4.ts(14,27): error TS1005: ',' expected.
 labeledStatementDeclarationListInLoopNoCrash4.ts(20,1): error TS1005: '}' expected.
 labeledStatementDeclarationListInLoopNoCrash4.ts(20,1): error TS1160: Unterminated template literal.
@@ -53,7 +53,7 @@ labeledStatementDeclarationListInLoopNoCrash4.ts(20,1): error TS1160: Unterminat
                ~~~~~~
 !!! error TS1005: ';' expected.
                ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                               ~~
             ].join(';')
     ~~~~~~~~~~~~~~~~~~~
diff --git a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=commonjs).errors.txt b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=commonjs).errors.txt
index 89400ea7ad53d..18a83d13ce6db 100644
--- a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=commonjs).errors.txt
+++ b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=commonjs).errors.txt
@@ -1,5 +1,5 @@
 labeledStatementExportDeclarationNoCrash1.ts(3,14): error TS1155: 'const' declarations must be initialized.
-labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: 'A label is not allowed here.
+labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: A label is not allowed here.
 labeledStatementExportDeclarationNoCrash1.ts(5,1): error TS1184: Modifiers cannot appear here.
 labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declarations must be initialized.
 
@@ -12,7 +12,7 @@ labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declar
 !!! error TS1155: 'const' declarations must be initialized.
     subTitle:
     ~~~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     export const title: string
     ~~~~~~
 !!! error TS1184: Modifiers cannot appear here.
diff --git a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=esnext).errors.txt b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=esnext).errors.txt
index 89400ea7ad53d..18a83d13ce6db 100644
--- a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=esnext).errors.txt
+++ b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=esnext).errors.txt
@@ -1,5 +1,5 @@
 labeledStatementExportDeclarationNoCrash1.ts(3,14): error TS1155: 'const' declarations must be initialized.
-labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: 'A label is not allowed here.
+labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: A label is not allowed here.
 labeledStatementExportDeclarationNoCrash1.ts(5,1): error TS1184: Modifiers cannot appear here.
 labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declarations must be initialized.
 
@@ -12,7 +12,7 @@ labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declar
 !!! error TS1155: 'const' declarations must be initialized.
     subTitle:
     ~~~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     export const title: string
     ~~~~~~
 !!! error TS1184: Modifiers cannot appear here.
diff --git a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=system).errors.txt b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=system).errors.txt
index 4837a8b7703c3..1d7e416fc4d94 100644
--- a/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=system).errors.txt
+++ b/tests/baselines/reference/labeledStatementExportDeclarationNoCrash1(module=system).errors.txt
@@ -1,6 +1,6 @@
 error TS5107: Option 'module=System' is deprecated and will stop functioning in TypeScript 7.0. Specify compilerOption '"ignoreDeprecations": "6.0"' to silence this error.
 labeledStatementExportDeclarationNoCrash1.ts(3,14): error TS1155: 'const' declarations must be initialized.
-labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: 'A label is not allowed here.
+labeledStatementExportDeclarationNoCrash1.ts(4,1): error TS1344: A label is not allowed here.
 labeledStatementExportDeclarationNoCrash1.ts(5,1): error TS1184: Modifiers cannot appear here.
 labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declarations must be initialized.
 
@@ -14,7 +14,7 @@ labeledStatementExportDeclarationNoCrash1.ts(5,14): error TS1155: 'const' declar
 !!! error TS1155: 'const' declarations must be initialized.
     subTitle:
     ~~~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     export const title: string
     ~~~~~~
 !!! error TS1184: Modifiers cannot appear here.
diff --git a/tests/baselines/reference/labeledStatementWithLabel.errors.txt b/tests/baselines/reference/labeledStatementWithLabel.errors.txt
index 303c4f4a00783..bdff9813abe54 100644
--- a/tests/baselines/reference/labeledStatementWithLabel.errors.txt
+++ b/tests/baselines/reference/labeledStatementWithLabel.errors.txt
@@ -1,59 +1,59 @@
-labeledStatementWithLabel.ts(1,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(2,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(3,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(4,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(5,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(6,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(7,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(8,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(9,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel.ts(11,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel.ts(1,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(2,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(3,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(4,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(5,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(6,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(7,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(8,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(9,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel.ts(11,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel.ts(11,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel.ts(12,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel.ts(12,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel.ts(12,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel.ts(13,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel.ts(13,1): error TS1344: A label is not allowed here.
 
 
 ==== labeledStatementWithLabel.ts (14 errors) ====
     label: function fn() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: function* gen() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: async function gen1() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: enum E {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: interface I {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: class C { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: var a = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: let b = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: const c = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
     label: namespace M { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: namespace N {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: type T = {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
\ No newline at end of file
diff --git a/tests/baselines/reference/labeledStatementWithLabel_es2015.errors.txt b/tests/baselines/reference/labeledStatementWithLabel_es2015.errors.txt
index c332284ea0ce4..b14781ea78de0 100644
--- a/tests/baselines/reference/labeledStatementWithLabel_es2015.errors.txt
+++ b/tests/baselines/reference/labeledStatementWithLabel_es2015.errors.txt
@@ -1,59 +1,59 @@
-labeledStatementWithLabel_es2015.ts(1,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(2,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(3,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(4,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(5,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(6,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(7,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(8,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(9,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_es2015.ts(11,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(1,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(2,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(3,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(4,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(5,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(6,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(7,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(8,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(9,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(11,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel_es2015.ts(11,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel_es2015.ts(12,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(12,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel_es2015.ts(12,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel_es2015.ts(13,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_es2015.ts(13,1): error TS1344: A label is not allowed here.
 
 
 ==== labeledStatementWithLabel_es2015.ts (14 errors) ====
     label: function fn() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: function* gen() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: async function gen1() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: enum E {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: interface I {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: class C { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: var a = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: let b = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: const c = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
     label: namespace M { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: namespace N {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: type T = {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
\ No newline at end of file
diff --git a/tests/baselines/reference/labeledStatementWithLabel_strict.errors.txt b/tests/baselines/reference/labeledStatementWithLabel_strict.errors.txt
index 4aaa73d420b0e..66c9de93ebe6b 100644
--- a/tests/baselines/reference/labeledStatementWithLabel_strict.errors.txt
+++ b/tests/baselines/reference/labeledStatementWithLabel_strict.errors.txt
@@ -1,60 +1,60 @@
-labeledStatementWithLabel_strict.ts(2,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(3,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(4,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(5,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(6,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(7,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(8,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(9,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(10,1): error TS1344: 'A label is not allowed here.
-labeledStatementWithLabel_strict.ts(12,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_strict.ts(2,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(3,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(4,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(5,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(6,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(7,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(8,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(9,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(10,1): error TS1344: A label is not allowed here.
+labeledStatementWithLabel_strict.ts(12,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel_strict.ts(12,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel_strict.ts(13,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_strict.ts(13,1): error TS1344: A label is not allowed here.
 labeledStatementWithLabel_strict.ts(13,8): error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
-labeledStatementWithLabel_strict.ts(14,1): error TS1344: 'A label is not allowed here.
+labeledStatementWithLabel_strict.ts(14,1): error TS1344: A label is not allowed here.
 
 
 ==== labeledStatementWithLabel_strict.ts (14 errors) ====
     "use strict"
     label: function fn() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: function* gen() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: async function gen1() { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: enum E {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: interface I {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: class C { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: var a = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: let b = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     label: const c = 1;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
     label: namespace M { }
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: namespace N {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
            ~~~~~~~~~
 !!! error TS1235: A namespace declaration is only allowed at the top level of a namespace or module.
     label: type T = {}
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     
\ No newline at end of file
diff --git a/tests/baselines/reference/letDeclarations-invalidContexts.errors.txt b/tests/baselines/reference/letDeclarations-invalidContexts.errors.txt
index 4f913ff135ec0..97eda3d2055ab 100644
--- a/tests/baselines/reference/letDeclarations-invalidContexts.errors.txt
+++ b/tests/baselines/reference/letDeclarations-invalidContexts.errors.txt
@@ -6,9 +6,9 @@ letDeclarations-invalidContexts.ts(15,1): error TS1101: 'with' statements are no
 letDeclarations-invalidContexts.ts(15,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
 letDeclarations-invalidContexts.ts(19,5): error TS1156: 'let' declarations can only be declared inside a block.
 letDeclarations-invalidContexts.ts(22,5): error TS1156: 'let' declarations can only be declared inside a block.
-letDeclarations-invalidContexts.ts(25,5): error TS1344: 'A label is not allowed here.
+letDeclarations-invalidContexts.ts(25,5): error TS1344: A label is not allowed here.
 letDeclarations-invalidContexts.ts(25,12): error TS1156: 'let' declarations can only be declared inside a block.
-letDeclarations-invalidContexts.ts(28,21): error TS1344: 'A label is not allowed here.
+letDeclarations-invalidContexts.ts(28,21): error TS1344: A label is not allowed here.
 letDeclarations-invalidContexts.ts(28,29): error TS1156: 'let' declarations can only be declared inside a block.
 
 
@@ -55,14 +55,14 @@ letDeclarations-invalidContexts.ts(28,29): error TS1156: 'let' declarations can
     if (true) 
         label: let l8 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                ~~~~~~~~~~~
 !!! error TS1156: 'let' declarations can only be declared inside a block.
     
     while (false)
         label2: label3: label4: let l9 = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                                 ~~~~~~~~~~~
 !!! error TS1156: 'let' declarations can only be declared inside a block.
     
diff --git a/tests/baselines/reference/letDeclarations-scopes.errors.txt b/tests/baselines/reference/letDeclarations-scopes.errors.txt
index fd14ca81b0909..74e72542591fe 100644
--- a/tests/baselines/reference/letDeclarations-scopes.errors.txt
+++ b/tests/baselines/reference/letDeclarations-scopes.errors.txt
@@ -1,8 +1,8 @@
 letDeclarations-scopes.ts(27,1): error TS1101: 'with' statements are not allowed in strict mode.
 letDeclarations-scopes.ts(27,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
-letDeclarations-scopes.ts(43,5): error TS1344: 'A label is not allowed here.
-letDeclarations-scopes.ts(48,21): error TS1344: 'A label is not allowed here.
-letDeclarations-scopes.ts(119,5): error TS1344: 'A label is not allowed here.
+letDeclarations-scopes.ts(43,5): error TS1344: A label is not allowed here.
+letDeclarations-scopes.ts(48,21): error TS1344: A label is not allowed here.
+letDeclarations-scopes.ts(119,5): error TS1344: A label is not allowed here.
 
 
 ==== letDeclarations-scopes.ts (5 errors) ====
@@ -54,14 +54,14 @@ letDeclarations-scopes.ts(119,5): error TS1344: 'A label is not allowed here.
     if (true) {
         label: let l = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         n = l;
     }
     
     while (false) {
         label2: label3: label4: let l = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         n = l;
     }
     
@@ -134,7 +134,7 @@ letDeclarations-scopes.ts(119,5): error TS1344: 'A label is not allowed here.
     
         lable: let l2 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     // methods
diff --git a/tests/baselines/reference/letDeclarations-validContexts.errors.txt b/tests/baselines/reference/letDeclarations-validContexts.errors.txt
index 3c3aa84e21e35..5082c441f73a3 100644
--- a/tests/baselines/reference/letDeclarations-validContexts.errors.txt
+++ b/tests/baselines/reference/letDeclarations-validContexts.errors.txt
@@ -1,14 +1,14 @@
 letDeclarations-validContexts.ts(18,1): error TS1101: 'with' statements are not allowed in strict mode.
 letDeclarations-validContexts.ts(18,1): error TS2410: The 'with' statement is not supported. All symbols in a 'with' block will have type 'any'.
-letDeclarations-validContexts.ts(31,5): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(35,21): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(64,9): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(124,1): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(126,5): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(130,5): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(132,9): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(137,5): error TS1344: 'A label is not allowed here.
-letDeclarations-validContexts.ts(139,9): error TS1344: 'A label is not allowed here.
+letDeclarations-validContexts.ts(31,5): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(35,21): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(64,9): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(124,1): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(126,5): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(130,5): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(132,9): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(137,5): error TS1344: A label is not allowed here.
+letDeclarations-validContexts.ts(139,9): error TS1344: A label is not allowed here.
 
 
 ==== letDeclarations-validContexts.ts (11 errors) ====
@@ -48,13 +48,13 @@ letDeclarations-validContexts.ts(139,9): error TS1344: 'A label is not allowed h
     if (true) {
         label: let l8 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     while (false) {
         label2: label3: label4: let l9 = 0;
                         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     // Try/catch/finally
@@ -85,7 +85,7 @@ letDeclarations-validContexts.ts(139,9): error TS1344: 'A label is not allowed h
             let l16 = 0
             label17: let l17 = 0;
             ~~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         }
     }
     
@@ -147,31 +147,31 @@ letDeclarations-validContexts.ts(139,9): error TS1344: 'A label is not allowed h
     // labels
     label: let l30 = 0;
     ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     {
         label2: let l31 = 0;
         ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     }
     
     function f3() {
         label: let l32 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         {
             label2: let l33 = 0;
             ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         }
     }
     
     namespace m3 {
         label: let l34 = 0;
         ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         {
             label2: let l35 = 0;
             ~~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
         }
     }
\ No newline at end of file
diff --git a/tests/baselines/reference/plainJSBinderErrors.errors.txt b/tests/baselines/reference/plainJSBinderErrors.errors.txt
index 8eeeb92765ee6..779964a9d8625 100644
--- a/tests/baselines/reference/plainJSBinderErrors.errors.txt
+++ b/tests/baselines/reference/plainJSBinderErrors.errors.txt
@@ -11,7 +11,7 @@ plainJSBinderErrors.js(19,16): error TS1102: 'delete' cannot be called on an ide
 plainJSBinderErrors.js(22,15): error TS1210: Code contained in a class is evaluated in JavaScript's strict mode which does not allow this use of 'eval'. For more information, see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Strict_mode.
 plainJSBinderErrors.js(23,15): error TS1210: Code contained in a class is evaluated in JavaScript's strict mode which does not allow this use of 'arguments'. For more information, see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Strict_mode.
 plainJSBinderErrors.js(27,9): error TS1101: 'with' statements are not allowed in strict mode.
-plainJSBinderErrors.js(33,13): error TS1344: 'A label is not allowed here.
+plainJSBinderErrors.js(33,13): error TS1344: A label is not allowed here.
 plainJSBinderErrors.js(34,13): error TS1107: Jump target cannot cross function boundary.
 plainJSBinderErrors.js(39,7): error TS1215: Invalid use of 'eval'. Modules are automatically in strict mode.
 plainJSBinderErrors.js(40,7): error TS1215: Invalid use of 'arguments'. Modules are automatically in strict mode.
@@ -80,7 +80,7 @@ plainJSBinderErrors.js(40,7): error TS1215: Invalid use of 'arguments'. Modules
             for(;;) {
                 label: var x = 1
                 ~~~~~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
                 break label
                 ~~~~~~~~~~~
 !!! error TS1107: Jump target cannot cross function boundary.
diff --git a/tests/baselines/reference/sourceMapValidationLabeled.errors.txt b/tests/baselines/reference/sourceMapValidationLabeled.errors.txt
index f2ac83e9d3f27..5427432f9aafa 100644
--- a/tests/baselines/reference/sourceMapValidationLabeled.errors.txt
+++ b/tests/baselines/reference/sourceMapValidationLabeled.errors.txt
@@ -1,8 +1,8 @@
-sourceMapValidationLabeled.ts(1,1): error TS1344: 'A label is not allowed here.
+sourceMapValidationLabeled.ts(1,1): error TS1344: A label is not allowed here.
 
 
 ==== sourceMapValidationLabeled.ts (1 errors) ====
     x:
     ~
-!!! error TS1344: 'A label is not allowed here.
+!!! error TS1344: A label is not allowed here.
     var b = 10;
\ No newline at end of file