Sahih al-Bukhari 3489
صحيح البخاري#3489SahihNarrated Ibn `Abbas:Regarding the Verse: 'And (We) made you into Shu'ub and Qabail-- (49.13) that Shu'ub means the big Qabail (i.e. nations) while the Qabail (i.e. tribes) means the branch tribes
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: 61:1