[Al- Bukhari and Muslim]
Another narration is: "Verily, Al-Karm is the heart of a true believer."
Another narration is: "People have named grapes as Al-Karm; verily, only the heart of a believer is Al-Karm."
وفي رواية: "فإنما الكرم قلب المؤمن" وفي رواية للبخاري ومسلم: "يقولون الكرم، إنما الكرم قلب المؤمن".
Reference | : Riyad as-Salihin 1740 |
In-book reference | : Book 17, Hadith 230 |