Abu Qatadah (May Allah be pleased with him) said: I heard the Messenger of Allah (ﷺ) saying, "Beware of excessive swearing in sale, because it may promote trade but this practice will eliminate the blessing."[Muslim].

Abu Qatadah (May Allah be pleased with him) said: I heard the Messenger of Allah (ﷺ) saying, "Beware of excessive swearing in sale, because it may promote trade but this practice will eliminate the blessing."[Muslim].

عن أبي قتادة رضي الله عنه أنه سمع رسول الله صلى الله عليه وسلم يقول‏:‏ ‏ "‏إياكم وكثرة الحلف في البيع، فإنه ينفق ثم يمحق‏"‏ ‏(‏‏(‏رواه مسلم‏)‏‏)‏‏.‏