Jami` at-Tirmidhi 2506
جامع الترمذي#2506Da'ifWathilah bin Al-Asqa' narrated that the Messenger of Allah (s.a.w) said:"Do not rejoice over the mishaps of your brother so that Allah has mercy on him and subjects you to trials
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Bashar Awad MaaroufHasan
Zubair Ali ZaiDaif
In-book reference: 37:92