سنن النسائي

It was narratd that Sahl bin Abi Hatmah said: "Abdullah bin Sahl and Muhayysah bin Mas'ud bin Zaid went to Khaibar, and at that time there was a peace treaty. They went their separatea ways to go about their business, then Muhayysah came upon 'Abdullah bin Sahl lying dead in a pool of blood. He buried him, then he camae to Al-Madinah. 'Abdur-Rahman bin Sahl and Huwhayysah, and Muhayysah, the tow sons of Nas'ud, came to the Messenger of Allah, and "Abdur-Rahman started to speak, but the Messenger of Allah (ﷺ) said: "Let the elders speak first," for he was the youngest of them. So he fell silent and they (the other two) spoke. The Messenger of Allah (ﷺ) said: "Will you sear fifty oaths, then you will receive compensation or be entitled to retaliate?" They said: "O Messenger of Allah, how can we a wear and oath when we did not witness and did not see (what happened)" He said: "Then can the Jews swear fifty oaths declaring their innocence?" They said: "O Messenger of Allah, how can we accept the oath of a disbelieving people?" So the Messenger of Allah (ﷺ) paid the blood money himself.