Sahih Muslim 4703
صحيح مسلم#4703SahihIt has been narrated on the authority of Jabir b. 'Abdullah that the Messenger of Allah (ﷺ) said:People are the followers of Quraish in good as well as evil (i. e. in the customs of Islamic as well as pre-Islamic times)
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: 33:3