Sahih Muslim 6486
صحيح مسلم#6486SahihJabir b. 'Abdullah reported that Allah's Messenger (ﷺ) said:None amongst the created beings (from my Companions) would survive after one hundred years. Salim said: We made a mention of it to him (Jabir), whereupon he said: It means those who had been living on that day
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 44:315