Sahih al-Bukhari 524
صحيح البخاري#524SahihNarrated Jarir bin `Abdullah:I gave the pledge of allegiance to Allah's Messenger (ﷺ) for to offer prayers perfectly, to pay Zakat regularly, and to give good advice to every Muslim
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: 9:3