Sunan Ibn Majah 2274
سنن ابن ماجه#2274Da'ifIt was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said:"There are seventy degrees of usury, the least of which is equivalent to a man having intercourse with his mother
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Zubair Ali ZaiDaif
In-book reference: 12:138