Sunnah.com reference : Book 7, Hadith 62English translation : Book 7, Hadith 832Arabic reference : Book 7, Hadith 829
Narrated Jabir (RA):
Allah's Messenger (ﷺ) cursed the one who accepts usury, the one who gives it, the one who records it and the two witnesses to it, saying, "They are all the same."

[Reported by Muslim].
عَنْ جَابِرٍ ‏- رضى الله عنه ‏- قَالَ: { لَعَنَ رَسُولُ اَللَّهِ ‏- صلى الله عليه وسلم ‏-آكِلَ اَلرِّبَا, وَمُوكِلَهُ, وَكَاتِبَهُ, وَشَاهِدَيْهِ, وَقَالَ: 
" هُمْ سَوَاءٌ " }  رَوَاهُ مُسْلِمٌ  1‏ .‏‏1 ‏- صحيح.‏ رواه مسلم ( 1598 )‏.‏