Sahih al-Bukhari 5422
صحيح البخاري#5422SahihNarrated `Amr bin Umaiyay Ad-Damri:I saw Allah's Messenger (ﷺ) cutting part of the shoulder of mutton with a knife. He ate of it and then was called for prayer whereupon he got up and put down the knife and offered the prayer without performing new ablution
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: 70:50