Sahih al-Bukhari 358
صحيح البخاري#358SahihNarrated Abu Huraira:A person asked Allah's Messenger (ﷺ) about the offering of the prayer in a single garment. Allah's Messenger (ﷺ) replied, "Has every one of you got two garments?
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: 8:10