Sahih al-Bukhari 4004
صحيح البخاري#4004SahihNarrated Ibn Ma`qil:`Ali led the funeral prayer of Sahl bin Hunaif and said, "He was one of the warriors of Badr
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: 64:55