Sahih al-Bukhari 6544
صحيح البخاري#6544SahihNarrated Ibn `Umar:The Prophet; said, "The people of Paradise will enter Paradise, and the people of the (Hell) Fire will enter the (Hell) Fire: then a call-maker will get up (and make an announcement) among them, 'O the people of the (Hell) Fire! No death anymore ! And O people of Paradise! No death (anymore) but Eternity
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: 81:133