Sahih al-Bukhari 4029
صحيح البخاري#4029SahihNarrated Sa`id bin Jubair:I mentioned to Ibn `Abbas Surat-Hashr. He said, "Call it Surat-an-Nadir
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: 64:78