diff --git a/dom.bs b/dom.bs
index a0aa0c3d2..f472a3b3c 100644
--- a/dom.bs
+++ b/dom.bs
@@ -52,9 +52,11 @@ spec:html; type:element
 <p>This specification depends on the Infra Standard. [[!INFRA]]
 
 <p>Some of the terms used in this specification are defined in <cite>Encoding</cite>,
-<cite>Selectors</cite>, <cite>Web IDL</cite>, <cite>XML</cite>, and <cite>Namespaces in XML</cite>.
+<cite>Selectors</cite>, <cite>Trusted Types</cite>, <cite>Web IDL</cite>, <cite>XML</cite>, and
+<cite>Namespaces in XML</cite>.
 [[!ENCODING]]
 [[!SELECTORS4]]
+[[!TRUSTED-TYPES]]
 [[!WEBIDL]]
 [[!XML]]
 [[!XML-NAMES]]
@@ -3033,8 +3035,9 @@ standards that want to define APIs shared between <a for=/>documents</a> and
 
 <h4 id=interface-parentnode>Mixin {{ParentNode}}</h4>
 
-<p>To <dfn export lt="converting nodes into a node">convert nodes into a node</dfn>, given
-<var>nodes</var> and <var>document</var>, run these steps:
+<p>To <dfn export lt="converting nodes into a node">convert nodes into a node</dfn>, given a
+<a for=/>node</a> <var>parent</var>, <a for=/>list</a> of <a for=/>nodes</a> <var>nodes</var>, and
+<a for=/>document</a> <var>document</var>:
 
 <ol>
  <li><p>Let <var>node</var> be null.
@@ -3043,12 +3046,37 @@ standards that want to define APIs shared between <a for=/>documents</a> and
  <a for=CharacterData>data</a> is the string and <a for=Node>node document</a> is
  <var>document</var>.
 
- <li><p>If <var>nodes</var> contains one <a for=/>node</a>, then set <var>node</var> to
- <var>nodes</var>[0].
+ <li><p>Let <var>isScriptElement</var> be true if <var>parent</var> is an {{HTMLScriptElement}}
+ <a for=/>node</a>; otherwise false.
+
+ <li><p>Let <var>newNodes</var> be « ».
+
+ <li>
+  <p><a for=list>For each</a> <var>value</var> of <var>nodes</var>:
+
+  <ol>
+   <li><p>Let <var>newValue</var> be <var>value</var>.
+
+   <li><p>If <var>value</var> is a {{Text}} <a for=/>node</a> and <var>isScriptElement</var> is
+   true, then set <var>newValue</var> to a new {{Text}} <a for=/>node</a> whose
+   <a for=Node>node document</a> is <var>document</var> and <a for=CharacterData>data</a> is the
+   result of calling <a abstract-op>Get Trusted Type compliant string</a>, with {{TrustedScript}},
+   <var>document</var>'s <a>relevant global object</a>, <var>value</var>'s
+   <a for=CharacterData>data</a>, "<code>HTMLScriptElement text</code>", and "<code>script</code>".
+
+   <li><p>If <var>value</var> is a {{TrustedScript}}, then set <var>newValue</var> to a new {{Text}}
+   <a for=/>node</a> whose <a for=CharacterData>data</a> is <var>value</var>'s
+   <a for=TrustedScript>data</a> and <a for=Node>node document</a> is <var>document</var>.
+
+   <li><p><a for=list>Append</a> <var>newValue</var> to <var>newNodes</var>.
+  </ol>
+
+ <li><p>If <var>newNodes</var> contains one <a for=/>node</a>, then set <var>node</var> to
+ <var>newNodes</var>[0].
 
  <li><p>Otherwise, set <var>node</var> to a new {{DocumentFragment}} <a for=/>node</a> whose
  <a for=Node>node document</a> is <var>document</var>, and then <a>append</a> each <a for=/>node</a>
- in <var>nodes</var>, if any, to it.
+ in <var>newNodes</var>, if any, to it.
 
  <li><p>Return <var>node</var>.
 </ol>
@@ -3060,9 +3088,9 @@ interface mixin ParentNode {
   readonly attribute Element? lastElementChild;
   readonly attribute unsigned long childElementCount;
 
-  [CEReactions, Unscopable] undefined prepend((Node or DOMString)... nodes);
-  [CEReactions, Unscopable] undefined append((Node or DOMString)... nodes);
-  [CEReactions, Unscopable] undefined replaceChildren((Node or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined prepend((Node or TrustedScript or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined append((Node or TrustedScript or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined replaceChildren((Node or TrustedScript or DOMString)... nodes);
 
   Element? querySelector(DOMString selectors);
   [NewObject] NodeList querySelectorAll(DOMString selectors);
@@ -3136,8 +3164,8 @@ the number of <a for=tree>children</a> of <a>this</a> that are <a for=/>elements
 <p>The <dfn method for=ParentNode><code>prepend(<var>nodes</var>)</code></dfn> method steps are:
 
 <ol>
- <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given <a>this</a>,
+ <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li><p><a>Pre-insert</a> <var>node</var> into <a>this</a> before <a>this</a>'s
  <a for=tree>first child</a>.
@@ -3146,8 +3174,8 @@ the number of <a for=tree>children</a> of <a>this</a> that are <a for=/>elements
 <p>The <dfn method for=ParentNode><code>append(<var>nodes</var>)</code></dfn> method steps are:
 
 <ol>
- <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given <a>this</a>,
+ <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li><p><a>Append</a> <var>node</var> to <a>this</a>.
 </ol>
@@ -3156,8 +3184,8 @@ the number of <a for=tree>children</a> of <a>this</a> that are <a for=/>elements
 are:
 
 <ol>
- <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a> given <a>this</a>,
+ <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li><p><a>Ensure pre-insertion validity</a> of <var>node</var> into <a>this</a> before
  null.
@@ -3212,9 +3240,9 @@ steps are to return the first <a>following</a> <a for=tree>sibling</a> that is a
 
 <pre class=idl>
 interface mixin ChildNode {
-  [CEReactions, Unscopable] undefined before((Node or DOMString)... nodes);
-  [CEReactions, Unscopable] undefined after((Node or DOMString)... nodes);
-  [CEReactions, Unscopable] undefined replaceWith((Node or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined before((Node or TrustedScript or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined after((Node or TrustedScript or DOMString)... nodes);
+  [CEReactions, Unscopable] undefined replaceWith((Node or TrustedScript or DOMString)... nodes);
   [CEReactions, Unscopable] undefined remove();
 };
 DocumentType includes ChildNode;
@@ -3262,7 +3290,7 @@ CharacterData includes ChildNode;
  <a for=tree>sibling</a> not in <var>nodes</var>; otherwise null.
 
  <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a>, given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <var>parent</var>, <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li><p>If <var>viablePreviousSibling</var> is null, then set it to <var>parent</var>'s
  <a for=tree>first child</a>; otherwise to <var>viablePreviousSibling</var>'s
@@ -3283,7 +3311,7 @@ CharacterData includes ChildNode;
  <a for=tree>sibling</a> not in <var>nodes</var>; otherwise null.
 
  <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a>, given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <var>parent</var>, <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li><p><a>Pre-insert</a> <var>node</var> into <var>parent</var> before
  <var>viableNextSibling</var>.
@@ -3300,7 +3328,7 @@ CharacterData includes ChildNode;
  <a for=tree>sibling</a> not in <var>nodes</var>; otherwise null.
 
  <li><p>Let <var>node</var> be the result of <a>converting nodes into a node</a>, given
- <var>nodes</var> and <a>this</a>'s <a for=Node>node document</a>.
+ <var>parent</var>, <var>nodes</var>, and <a>this</a>'s <a for=Node>node document</a>.
 
  <li>
   <p>If <a>this</a>'s <a for=tree>parent</a> is <var>parent</var>, <a>replace</a> <a>this</a> with