Narrated from Sayyiduna Jabir (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: There was a man among those before you whom Allah Almighty forgave because he used to show leniency when selling, buying, giving, and demanding payment.
Hadith Referenceالفتح الربانی / كتاب البيوع والكسب والمعاش وما يتعلق بالتجارة / 5790