Jami` at-Tirmidhi 3711
جامع الترمذي#3711SahihNarrated Abu Sahlah:"The day of the house (when he was besieged), 'Uthman said: 'Indeed the Messenger of Allah (ﷺ) took a covenant from me, and I will abide by it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Bashar Awad MaaroufHasan Sahih
Zubair Ali ZaiSahih
In-book reference: 49:107