Sahih al-Bukhari 1333
صحيح البخاري#1333SahihNarrated Abu Huraira:Allah's Messenger (ﷺ) informed about the news of the death of An-Najash on the day he died. He went out with us to the Musalla and we aligned in rows and he said four Takbirs for An-Najashi's funeral prayer
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: 23:88