Sahih Muslim 6438
صحيح مسلم#6438SahihAbu Ayyub reported Allah's Messenger (ﷺ) as saying:The tribes of Ansar, Muzaina and Juhaina and Ghifar and Ashja' and those from Banu 'Abdullah, they are my friends amongst the people and Allah and His Messenger are their protectors
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 44:267