Arabic Text
حَدَّثَنَا زُهَيْرُ بْنُ حَرْبٍ، حَدَّثَنَا عَلِيُّ بْنُ حَفْصٍ، حَدَّثَنَا وَرْقَاءُ، عَنْ أَبِي الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لاَ يَقُولَنَّ أَحَدُكُمُ الْكَرْمُ . فَإِنَّمَا الْكَرْمُ قَلْبُ الْمُؤْمِنِ " .
English Translation
Abu Huraira reported Allah's Messenger (ﷺ) as saying: None of you should use the word al-harin (for grape) for the heart of a believer is karm (worthy of respect).
This hadith is from Sahih Muslim, one of the most rigorously authenticated collections in Islamic scholarship. No editorial opinion is added.