[DOCS] Added include for internal highlighters section.
@@ -946,8 +946,4 @@ If the `number_of_fragments` option is set to `0`,
This is useful for highlighting the entire contents of a document or field.
-[[highlighter-internal]]
-==== How highlighters work internally
-
-To learn how highlighters work internally check the document
-<<highlighter-internal-work, How highlighters work internally>>.
\ No newline at end of file
+include::highlighters-internal.asciidoc[]
