Sahih al-Bukhari 4389
صحيح البخاري#4389SahihNarrated Abu Huraira:The Prophet (ﷺ) said, "Belief is Yemenite while afflictions appear from there (the east) from where the side of the head of Satan will appear
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: 64:412