35 – ʿAbd Allah narrated to us; Suwayd ibn Saʿid narrated to us; Yahya ibn Zakariyya ibn Abi Zayda narrated to us, from ʿAbd Allah ibn Saʿid, from his father, from Abu Hurayrah (may Allah be pleased with him), who reported that the Prophet ﷺ said:

“Riba (usury) comprises seventy levels of sin; the least of them is like a man having intercourse with his own mother, and the most grievous form of riba is to violate a Muslim’s honor.”