Sahih al-Bukhari 4898
صحيح البخاري#4898SahihNarrated Abu Huraira:The Prophet (ﷺ) said. Then some men from these people would attain it
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: 65:418