Sahih al-Bukhari 6434
صحيح البخاري#6434SahihNarrated Mirdas Al-Aslami:The Prophet (ﷺ) said, "The righteous (pious people will depart (die) in succession one after the other, and there will remain (on the earth) useless people like the useless husk of barley seeds or bad dates
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: 81:23