Muhammad bin Bkar bin al-Ryan محمد بن بكار بن الريان الهاشمي مولاهم · The Book of Financial Transactions

"I was with the Prophet on a journey, and my camel got tired. I thought I wanted to let it go, but the Messenger of "Allah met me and prayed for it (the camel) and hit it. Then it started to run like never before. He said: 'Sell it to me for one Uwqyah.' I said" 'No.' He said: 'Sell it to me.' So I sold it to him for one Uwqiyah but stipulated an exception, to ride it until…