Sahih al-Bukhari 3347
صحيح البخاري#3347SahihNarrated Abu Huraira:The Prophet (ﷺ) said, "Allah has made an opening in the wall of the Gog and Magog (people) like this, and he made with his hand (with the help of his fingers)
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: 60:22