If you need to scrub old search results, your approach depends on who owns the...

https://rapid-wiki.win/index.php/Trailing_Slash_vs._No_Trailing_Slash:_Can_That_Keep_an_Old_URL_Indexed%3F

If you need to scrub old search results, your approach depends on who owns the site. If you control it, delete the page and use Google’s "Refresh Outdated Content" tool to force a recrawl