Sahih al-Bukhari 7133
صحيح البخاري#7133SahihNarrated Abu Huraira:Allah's Messenger (ﷺ) said, "There are angels at the mountain passes of Medina (so that) neither plague nor Ad-Dajjal can enter it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 92:80