Sahih al-Bukhari 3790
صحيح البخاري#3790SahihNarrated Abu Usaid:That he heard the Prophet (ﷺ) saying, "The best of the Ansar, or the best of the Ansar families (homes) are Banu An-Najjar, Bani `Abdul Ash-hal, Banu Al-Harith and Banu Sai'da
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: 63:15