Jami` at-Tirmidhi 2316
جامع الترمذي#2316Da'ifAnas bin Malik narrated that a man among his companions was dying so he said- meaning a man said to him:"Glad tidings of Paradise." To which the Messenger of Allah (s.a.w) said: "You do not know. Perhaps he spoke of what did not concern him or he was greedy with that which would not decrease him
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirDaif
Al-AlbaniDaif
Zubair Ali ZaiDaif
In-book reference: 36:13