Sahih al-Bukhari 5461
صحيح البخاري#5461SahihNarrated Abu Mas`ud Al-Ansari:There was an Ansari man nicknamed, Abu Shu'aib, who had a slave who was a butcher. He came to the Prophet (ﷺ) while he was sitting with his companions and noticed the signs of hunger on the face of the Prophet (ﷺ) . So he went to his butcher slave and said, "Prepare for me a meal sufficient for five persons so that I may invite the Prophet (ﷺ) along with four other men." He had the meal prepared for him and invited him. A (sixth) man followed them. The Prophet (ﷺ) said, "O Abu Shu'aib! Another man has followed us. If you wish, you may invite him; and if you wish, you may refuse him." Abu Shu'aib said, "No, I will admit 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: 70:90