‏البيوع : Hadeeth No:3651 Abu Huraira (Allaah be pleased with him) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: He who bought foodgrain should not sell it until he had measured it. In the narration of Abu Bakr there the word is Ibta' instead of Ishtara....

‏الفضائل : Hadeeth No:5824 Anas b. Malik reported that a person said: Allaah's Messenger, who is my father? And he said: Your father is so and so, and there was revealed this verse:" Do not ask about matters which, if they were to be made manifest to you, might cause you harm" (v. 101)....