Sahih al-Bukhari 838
صحيح البخاري#838SahihNarrated `Itban bin Malik:We prayed with the Prophet (ﷺ) and used to finish our prayer with the Taslim along with him
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: 10:231