It is narrated from Sayyiduna Abu Qatadah (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: Avoid excessive swearing in trade, for although it makes the goods sell, the blessing is erased.
Hadith Referenceالفتح الربانی / كتاب البيوع والكسب والمعاش وما يتعلق بالتجارة / 5783
Hadith Gradingمحدثین:صحیح
Hadith Takhrij«أخرجه مسلم: 1607 ، (انظر مسند أحمد ترقيم الرسالة: 22544 ترقیم بيت الأفكار الدولية: 22912»
Brief Explanation
Benefits: … From this hadith it is understood that one should avoid excessive swearing (oaths) during transactions, even if the one taking the oath is truthful.