Sunan an-Nasa'i 4769
سنن النسائي#4769SahihIt was narrated that Ya'la bin Umayyah said:"I went on a campaign with the Messenger of Allah in the Army of Hardship, and this was the deed of which I was most sure. I had a hired man who fought with another person. One of them bit the finger of the other, who pulled his finger away and a front tooth fell out. He went to the Prophet who considered the tooth to be in vain, and said: "Would he put his hand in your mouth for you to bite it?
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih Isnaad
Al-AlbaniSahih Isnaad
Zubair Ali ZaiHasan
In-book reference: 45:64