Sayyiduna Jabir bin Abdullah (may Allah be pleased with both of them) narrates that the Messenger of Allah (peace and blessings be upon him) cursed the one who consumes usury, the one who gives it, the one who writes it down, and both of its witnesses, and said: "They are all equal (in sin)."
Hadith Referenceالمنتقى ابن الجارود / كتاب البيوع والتجارات / 646
Hadith Gradingغلام مصطفےٰ ظهير امن پوري:صحیح
Hadith Takhrijاز غلام مصطفےٰ ظهير امن پوري:«صحیح مسلم : 1598»