Sahih al-Bukhari 6357
صحيح البخاري#6357SahihNarrated `Abdur-Rahman bin Abi Laila:Ka`b bin 'Ujra met me and said, "Shall I give you a present? Once the Prophet (ﷺ) came to us and we said, 'O Allah's Messenger (ﷺ) ! We know how to greet you; but how to send 'Salat' upon you? He said, 'Say: Allahumma Salli ala Muhammadin wa 'ala `Ali Muhammadin, kama sal-laita 'ala all Ibrahima innaka Hamidun Majid. Allahumma barik 'ala Muhammadin wa 'ala all Muhammadin, kama barakta 'ala all Ibrahima, innaka Hamidun Majid
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: 80:54