‏البيوع : Hadeeth No:3658 Ibn 'Umar (Allaah be pleased with thcm) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: When two persons enter into a transaction, each of them has the right to annul it so long as they are not separated and are together (at the place of transaction) ; or if one gives the other...

‏الصلاة : Hadeeth No:861 This hadith has been narrated by Abu Huraira by another chain of transmitters except for the words narrated by Rabi' b. Muslim:" Allaah may make his face like the face of an ass."...