Sahih al-Bukhari 356
صحيح البخاري#356SahihNarrated `Umar bin Abi Salama:In the house of Um-Salama I saw Allah's Messenger (ﷺ) offering prayers, wrapped in a single garment around his body with its ends crossed round his shoulders
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: 8:8