‏البيوع : Hadeeth No:3640 Ibn Abbas (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who buys foodgrain should not sell it until he has taken possession of it....

‏الحج : Hadeeth No:2831 'Imran b. Husain said: There was revealed the verse of Tamattu' in Hajj in the Book of Allaah and the Messenger of Allaah (sallAllaahu alayhi wa sallam) commanded us to perform it. and then no verse was revealed abrogating the Tamattu' (form of Hajj), and the Messenger of Allaah (sallAllaahu alayhi ...