Narrated Safwan ibn Umayyah: The Messenger of Allah (ﷺ) borrowed coats of mail from him on the day of (the battle of) Hunayn. He asked: Are you taking them by force. Muhammad? He replied: No, it is a loan with a guarantee of their return. Abu Dawud said: This tradition narrated by Yazid (b. Harun) at Baghdad. There is some change in the tradition narrated by him at Wasit, which is something different

English translation · Sunan Abu Dawud