Abdullah bin Yazid bin Zayd · The Chapters on Business Transactions

"The Messenger of Allah (ﷺ) forbade Gharar transaction sand Hasah transactions. "

a man from among the Ansar came to the Prophet (ﷺ) and begged from him. He said, "Do you have anything in your house?" He said: "Yes, a blanket, part of which we cover ourselves with and part we spread beneath us, and a bowl from which we drink water." He said: "Givethem to me." So he brought them to him, and the Messenger of Allah (ﷺ) took them in his hand and said, "Who will by these two things?"…