‏البيوع : Hadeeth No:3653 Jabir b. Abdullah (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When you purchase foodgrains, do not sell them until you have taken possession of them....

‏فضائل الصحابة‏ : Hadeeth No:5925 'A'isha reported that Allaah's Messenger (may peace he upon him) lay on bed during one night and said: Were there a pious person from amongst my companions who should keep a watch for me during the nightt? She said: We heard the noise of arms, whereupon Allaah's Messenger (sallAllaahu alayhi wa sall...