‏فضائل الصحابة‏ : Hadeeth No:6114 This hadith has been reported on the authority of Shu'ba with the same chain of transmitters....

‏البيوع : Hadeeth No:3659 Abdullah b. 'Umar (Allaah be pleased with them) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When two persons enter into a transac. tion, each one of them has the right to annul it so long as they are not separated, or their transaction gives one another (as a condition) the...