‏البيوع : Hadeeth No:3622 Ibn Umar (Allaah be pleased with them) reported that Allaah's Messenger (sallAllaahu alayhi wa sallam) forbade the outbidding (against another)....

‏البيوع : Hadeeth No:3755 A hadith like this has been transmitted on the authority of Ibn Abbas (Allaah be pleased with them)....