Sahih al-Bukhari 3792
صحيح البخاري#3792SahihNarrated Usaid bin Hudair:A man from the Ansar said, "O Allah's Messenger (ﷺ)! Will you appoint me as you have appointed so-and-so?" The Prophet (ﷺ) said, "After me you will see others given preference to you; so be patient till you meet me at the Tank (i.e. Lake of Kauthar). (on the Day of Resurrection)
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: 63:17