diff --git a/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp b/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
index 6196c5aa19..497cb38c53 100644
--- a/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
+++ b/Libraries/LibWeb/HTML/Parser/HTMLParser.cpp
@@ -3509,6 +3509,11 @@ void HTMLParser::resume_after_parser_blocking_script()
     VERIFY(script_nesting_level() == 0);
     increment_script_nesting_level();
 
+    // Step 8 unblocked the tokenizer above. Our async "spin the event loop" implementation uses the parser pause flag
+    // to yield while waiting for the pending script, so clear it before executing the script. This allows
+    // document.write() calls made by the script to synchronously re-enter the parser up to the insertion point.
+    m_parser_pause_flag = false;
+
     // 1. Let the script be the pending parsing-blocking script.
     // 2. Set the pending parsing-blocking script to null.
     // 11. Execute the script element the script.
@@ -3528,6 +3533,14 @@ void HTMLParser::resume_after_parser_blocking_script()
     // 13. Let the insertion point be undefined again.
     m_tokenizer.undefine_insertion_point();
 
+    // The spec's loop would handle the next pending parsing-blocking script before continuing normal tokenization.
+    // In this async implementation, pause again and resume when that next script is ready.
+    if (document().has_pending_parsing_blocking_script()) {
+        m_parser_pause_flag = true;
+        schedule_resume_check();
+        return;
+    }
+
     // The spec's "While the pending parsing-blocking script is not null" iteration is realized by run() pausing again
     // on the next </script> end tag if the executed script set up a new pending blocking script (e.g. via
     // document.write).
diff --git a/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.txt b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.txt
new file mode 100644
index 0000000000..f4a590fe4b
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.txt
@@ -0,0 +1,6 @@
+Harness status: OK
+
+Found 1 tests
+
+1 Pass
+Pass	 scheduler: document.write external - multiple with doc.write
diff --git a/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.txt b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.txt
new file mode 100644
index 0000000000..ed379308cb
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.txt
@@ -0,0 +1,6 @@
+Harness status: OK
+
+Found 1 tests
+
+1 Pass
+Pass	 scheduler: document.write external and onload events 
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.txt b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.txt
new file mode 100644
index 0000000000..d956c0b83b
--- /dev/null
+++ b/Tests/LibWeb/Text/expected/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.txt
@@ -0,0 +1,6 @@
+Harness status: OK
+
+Found 1 tests
+
+1 Pass
+Pass	 scheduler: document.write scripts that write scripts
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.txt b/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.txt
index 5c0d65ca6c..a51164f5e5 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/iframe_005.txt
@@ -2,5 +2,5 @@ Harness status: OK
 
 Found 1 tests
 
-1 Fail
-Fail	document.write external script into iframe write back into parent
\ No newline at end of file
+1 Pass
+Pass	document.write external script into iframe write back into parent
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/script_011.txt b/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/script_011.txt
index 4b510d645a..1fb367dff3 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/script_011.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/html/webappapis/dynamic-markup-insertion/document-write/script_011.txt
@@ -2,5 +2,5 @@ Harness status: OK
 
 Found 1 tests
 
-1 Fail
-Fail	document.write external script that document.writes external script
\ No newline at end of file
+1 Pass
+Pass	document.write external script that document.writes external script
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.html b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.html
new file mode 100644
index 0000000000..cbd1ae0ac3
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/009.html
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html><head>
+  <title> scheduler: document.write external - multiple with doc.write</title>
+  <script src="../../../../../resources/testharness.js"></script>
+  <script src="../../../../../resources/testharnessreport.js"></script>
+  <script src="testlib/testlib.js"></script>
+</head>
+<body>
+
+  <div id="log">FAILED (This TC requires JavaScript enabled)</div>
+
+  <script>log('inline script #1');
+    document.write( '<script src="scripts/include-1.js">log(\'ignore this\')<\/script>' );
+    document.write( '<script src="scripts/include-3.js">log(\'ignore this\')<\/script>' );
+    document.write( '<script src="scripts/include-2.js">log(\'ignore this\')<\/script>' );
+    log('end script #1');
+  </script>
+
+  <script type="text/javascript">
+  var t = async_test()
+
+  function test() {
+    assert_array_equals(eventOrder, ['inline script #1', 'end script #1', 'external script #1', 'external script before doc write', 'document.write external script', 'external script after doc write', 'external script #2' ]);
+    t.done();
+  }
+  onload = t.step_func(test)
+  </script>
+
+</body></html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.html b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.html
new file mode 100644
index 0000000000..2db784f09b
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/012.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html><head>
+  <title> scheduler: document.write external and onload events </title>
+  <script src="../../../../../resources/testharness.js"></script>
+  <script src="../../../../../resources/testharnessreport.js"></script>
+  <script src="testlib/testlib.js"></script>
+</head>
+<body>
+
+  <div id="log">FAILED (This TC requires JavaScript enabled)</div>
+
+  <script>log('inline script #1');
+    document.write( '<script src="scripts/include-1.js" onload = "log(\'include-1 load\')">log(\'ignore this\')<\/script>' )
+    document.write( '<script src="scripts/include-3.js" onload = "log(\'include-3 load\')"><\/script>' )
+    document.write( '<script src="scripts/include-2.js" onload = "log(\'include-2 load\')">log(\'ignore this\')<\/script>' )
+    log('end script #1');
+  </script>
+
+  <script type="text/javascript">
+  log( 'inline script #2' );
+  var t = async_test()
+
+  function test() {
+    assert_array_equals(eventOrder, ['inline script #1', 'end script #1', 'external script #1', 'include-1 load', 'external script before doc write', 'document.write external script', 'external script after doc write', 'include-3 load', 'external script #2', 'include-2 load', 'inline script #2']);
+    t.done();
+  }
+  onload = t.step_func(test)
+  </script>
+
+</body></html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.html b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.html
new file mode 100644
index 0000000000..3b1e350b06
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/041.html
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html><head>
+  <title> scheduler: document.write scripts that write scripts</title>
+  <script src="../../../../../resources/testharness.js"></script>
+  <script src="../../../../../resources/testharnessreport.js"></script>
+  <script src="testlib/testlib.js"></script>
+</head>
+<body>
+
+  <div id="log">FAILED (This TC requires JavaScript enabled)</div>
+
+  <script>log('inline script #1');
+    document.write( '<script>log(\'inline with doc.write #1\'); document.write(\'<script src="scripts/include-4.js"><\\\/script>\');log(\'end inline with doc.write\');<\/script>' );
+    document.write( '<script src="scripts/include-1.js">log(\'ignore this\')<\/script>' );
+    log('end script #1');
+  </script>
+
+  <script type="text/javascript">
+  log( 'inline script #2' );
+  var t = async_test()
+
+  function test() {
+    assert_array_equals(eventOrder, ['inline script #1', 'inline with doc.write #1', 'end inline with doc.write', 'end script #1', 'include-4 before doc write', 'include-4 after doc write', 'external script before doc write', 'document.write external script', 'external script after doc write', 'external script #1', 'inline script #2']);
+    t.done();
+  }
+  onload = t.step_func(test)
+  </script>
+
+</body></html>
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-1.js b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-1.js
new file mode 100644
index 0000000000..8ff291ad57
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-1.js
@@ -0,0 +1 @@
+log('external script #1');
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-2.js b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-2.js
new file mode 100644
index 0000000000..31319423af
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-2.js
@@ -0,0 +1 @@
+log('external script #2');
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-3.js b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-3.js
new file mode 100644
index 0000000000..53352e0f83
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-3.js
@@ -0,0 +1,3 @@
+log('external script before doc write');
+document.write( '<script>log(\'document.write external script\');</script>');
+log('external script after doc write');
\ No newline at end of file
diff --git a/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-4.js b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-4.js
new file mode 100644
index 0000000000..0597a22624
--- /dev/null
+++ b/Tests/LibWeb/Text/input/wpt-import/html/semantics/scripting-1/the-script-element/execution-timing/scripts/include-4.js
@@ -0,0 +1,3 @@
+log('include-4 before doc write');
+document.write( '<script src="scripts/include-3.js"></script>');
+log('include-4 after doc write');
\ No newline at end of file