‏البيوع : Hadeeth No:3688 Bushair b. Yasar reported on the authority of some of the Companion of Allaah's Messenger (sallAllaahu alayhi wa sallam) that he exempted the transactions, of 'ariyya (from the direct exchange of one kind) after measuring the dry dates (in exchange for fresh dates)....

‏البيوع : Hadeeth No:3632 Anas b. Malik (Allaah be pleased with him) reported: We were forbidden that a townsman should sell for a man of the desert, even if he is his brother or father....