‏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....

‏البيوع : Hadeeth No:3913 Abu Huraira (Allaah be pleased with him) said he heard Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: Swearing produces a ready sale for a commodity, but blots out the blessing....