Riyad as-Salihin, Book 12, Hadith 1368 (In-Book) ⓘ
Jabir (May Allah be pleased with him) reported: The Messenger of Allah said, "May Allah show mercy to a man who adopts a kind attitude when he sells, buys and demands for the repayment of loans."[Al-Bukhari].
وعن جابر رضي الله عنه أن رسول الله صلى الله عليه وسلم قال: "رحم الله رجلا سمحًا إذا باع وإذا اشترى وإذا اقتضى" ((رواه البخاري)).