How to make a redirect from pages with numbers to a section through .htaccess?

Question

htaccess

Help with setting up all pages starting with numbers, on the same address with the addition of a category.
Example:
from site.ru/1234/kakoi-to-url to site.ru/faq/1234/kakoi-to-url

Answer 1

RedirectMatch 301 ^/(\d+/.+) /faq/$1
Or

RewriteEngine on
RewriteRule ^(\d+/.+) /faq/$1 [R=301,L]