Sunan an-Nasa'i 4073
سنن النسائي#4073SahihIt was narrated that Abu Barzah said:"I passed by Abu Bakr and he was furious with one of his companions. I said: 'O Khalifah of the Messenger of Allah, who is the one with whom you are furious?' He said: 'Why are you asking about him?' I said: 'I will strike his neck (kill him).' By Allah, the seriousness of what I said took away his anger. Then he said: 'That is not for anyone after Muhammad [SAW]
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiHasan
In-book reference: 37:108