diff --git a/entities/entities.remove.ent b/entities/entities.remove.ent
index d89a84186494..7e1cdc617ddf 100644
--- a/entities/entities.remove.ent
+++ b/entities/entities.remove.ent
@@ -58,4 +58,17 @@ ON TRANSLATIONS, ONLY UPDATE THE REVTAG.
 <entity name="frontpage.authors"/>
 <entity name="frontpage.editors"/>
 
+<!-- Erased in 2026-08, language-snippets.ent, unused in doc-en -->
+<entity name="changelog.randomseed"/>
+<entity name="date.timezone.errors.changelog"/>
+<entity name="example.outputs.53"/>
+<entity name="example.outputs.54"/>
+<entity name="no.constants"/>
+<entity name="no.resource"/>
+<entity name="note.func-callback"/>
+<entity name="warn.deprecated.alias-5-3-0.removed-7-0-0"/>
+<entity name="warn.deprecated.feature-5-3-0.removed-5-4-0"/>
+<entity name="warn.deprecated.feature-7-2-0"/>
+<entity name="warn.deprecated.function-7-4-0"/>
+
 </entities>
diff --git a/language-snippets.ent b/language-snippets.ent
index 9081355b5965..06adc0e2dcfd 100644
--- a/language-snippets.ent
+++ b/language-snippets.ent
@@ -3,9 +3,6 @@
 
 <!ENTITY installation.enabled.disable 'This extension is enabled by default. It may be disabled by using the following option at compile time: '>
 
-<!ENTITY changelog.randomseed '<row xmlns="http://docbook.org/ns/docbook"><entry>4.2.0</entry><entry>The random
-number generator is seeded automatically.</entry></row>'>
-
 <!ENTITY changelog.class-constants-typed '<row xmlns="http://docbook.org/ns/docbook">
  <entry>8.4.0</entry>
  <entry>
@@ -88,9 +85,6 @@ do not support some characters in filenames, namely <literal>&lt;|&gt;*?":</lite
 are not supported either. Contrary to some extraction tools, this method does not replace these characters with
 an underscore, but instead fails to extract such files.</simpara></note>'>
 
-<!ENTITY note.func-callback '<note xmlns="http://docbook.org/ns/docbook"><simpara>Instead of a function name, an
-array containing an object reference and a method name can also be
-supplied.</simpara></note>'>
 <!ENTITY note.func-callback-exceptions '<note xmlns="http://docbook.org/ns/docbook"><simpara>Callbacks registered
 with functions such as <function>call_user_func</function> and <function>call_user_func_array</function> will not be
 called if there is an uncaught exception thrown in a previous callback.</simpara></note>'>
@@ -238,10 +232,6 @@ This extension should be used at your own risk.</simpara></warning>'>
 <!ENTITY deprecated.function 'Deprecated this function.'>
 <!ENTITY removed.function 'Removed this function.'>
 
-<!ENTITY warn.deprecated.feature-5-3-0.removed-5-4-0 '<warning
-xmlns="http://docbook.org/ns/docbook"><simpara>This feature has been
-<emphasis>DEPRECATED</emphasis> as of PHP 5.3.0 and <emphasis>REMOVED</emphasis>
-as of PHP 5.4.0.</simpara></warning>'>
 <!ENTITY warn.deprecated.feature-5-6-0 '<warning
 xmlns="http://docbook.org/ns/docbook"><simpara>This feature has been
 <emphasis>DEPRECATED</emphasis> as of PHP 5.6.0. Relying on this feature
@@ -264,10 +254,6 @@ xmlns="http://docbook.org/ns/docbook"><simpara>This function has been
 <emphasis>REMOVED</emphasis> as of PHP 7.2.0. Relying on this function
 is highly discouraged.</simpara></warning>'>
 
-<!ENTITY warn.deprecated.feature-7-2-0 '<warning
-xmlns="http://docbook.org/ns/docbook"><simpara>This feature has been
-<emphasis>DEPRECATED</emphasis> as of PHP 7.2.0. Relying on this feature
-is highly discouraged.</simpara></warning>'>
 <!ENTITY warn.deprecated.feature-7-2-0.removed-8-0-0 '<warning
 xmlns="http://docbook.org/ns/docbook"><simpara>This feature has been
 <emphasis>DEPRECATED</emphasis> as of PHP 7.2.0, and <emphasis>REMOVED</emphasis> as of PHP 8.0.0. Relying on this feature
@@ -288,10 +274,6 @@ xmlns="http://docbook.org/ns/docbook"><simpara>This function has been
 <emphasis>DEPRECATED</emphasis> as of PHP 7.3.0, and <emphasis>REMOVED</emphasis> as of PHP 8.0.0. Relying on this function
 is highly discouraged.</simpara></warning>'>
 
-<!ENTITY warn.deprecated.function-7-4-0 '<warning
-xmlns="http://docbook.org/ns/docbook"><simpara>This function has been
-<emphasis>DEPRECATED</emphasis> as of PHP 7.4.0. Relying on this function
-is highly discouraged.</simpara></warning>'>
 <!ENTITY warn.deprecated.function-7-4-0.removed-8-0-0 '<warning
 xmlns="http://docbook.org/ns/docbook"><simpara>This function has been
 <emphasis>DEPRECATED</emphasis> as of PHP 7.4.0, and <emphasis>REMOVED</emphasis> as of PHP 8.0.0. Relying on this function
@@ -353,8 +335,6 @@ certainly be <emphasis xmlns="http://docbook.org/ns/docbook">removed</emphasis>
 <simpara>This alias has been <emphasis>DEPRECATED</emphasis> as of PHP 5.4.0.  Relying
 on this alias is highly discouraged.</simpara></warning>'>
 
-<!ENTITY warn.deprecated.alias-5-3-0.removed-7-0-0 '<warning xmlns="http://docbook.org/ns/docbook"><simpara>This alias was
-<emphasis>DEPRECATED</emphasis> in PHP 5.3.0, and <emphasis>REMOVED</emphasis> as of PHP 7.0.0.</simpara></warning>'>
 <!ENTITY warn.removed.function-7-0-0 '<warning
 xmlns="http://docbook.org/ns/docbook"><simpara>This function was
 <emphasis>REMOVED</emphasis> in PHP 7.0.0.</simpara></warning>'>
@@ -466,8 +446,6 @@ is highly discouraged.</simpara></warning>
 
 <!ENTITY example.outputs.5 '<simpara xmlns="http://docbook.org/ns/docbook">Output of the above example in PHP 5:</simpara>'>
 
-<!ENTITY example.outputs.53 '<simpara xmlns="http://docbook.org/ns/docbook">Output of the above example in PHP 5.3:</simpara>'>
-<!ENTITY example.outputs.54 '<simpara xmlns="http://docbook.org/ns/docbook">Output of the above example in PHP 5.4:</simpara>'>
 <!ENTITY example.outputs.55 '<simpara xmlns="http://docbook.org/ns/docbook">Output of the above example in PHP 5.5:</simpara>'>
 
 <!ENTITY example.outputs.56 '<simpara xmlns="http://docbook.org/ns/docbook">Output of the above example in PHP 5.6:</simpara>'>
@@ -1421,9 +1399,6 @@ Furthermore, these timezones may be removed from the IANA timezone database at a
 Every call to a date/time function will generate a <constant>E_WARNING</constant>
 if the time zone is not valid. See also <function>date_default_timezone_set</function></simpara>'>
 
-<!ENTITY date.timezone.errors.changelog '<row xmlns="http://docbook.org/ns/docbook"><entry>5.1.0</entry><entry><simpara>
-Now issues the <constant>E_STRICT</constant> and <constant>E_NOTICE</constant>
-time zone errors.</simpara></entry></row>'>
 <!ENTITY date.timestamp.description '
 <varlistentry xmlns="http://docbook.org/ns/docbook"><term><parameter>timestamp</parameter></term><listitem><simpara>
 The optional <parameter>timestamp</parameter> parameter is an
@@ -1939,8 +1914,6 @@ or <link linkend="functions.named-arguments">named arguments</link>.</simpara>
 
 <!-- Common pieces in partintro-sections -->
 <!ENTITY no.config '<simpara xmlns="http://docbook.org/ns/docbook">This extension has no configuration directives defined in &php.ini;.</simpara>'>
-<!ENTITY no.resource '<simpara xmlns="http://docbook.org/ns/docbook">This extension has no resource types defined.</simpara>'>
-<!ENTITY no.constants '<simpara xmlns="http://docbook.org/ns/docbook">This extension has no constants defined.</simpara>'>
 <!ENTITY no.requirement '<simpara xmlns="http://docbook.org/ns/docbook">No external libraries are needed to build this extension.</simpara>'>
 <!ENTITY no.install '<simpara xmlns="http://docbook.org/ns/docbook">There is no installation needed to use these
 functions; they are part of the PHP core.</simpara>'>