Sunan Ibn Majah 3991
سنن ابن ماجه#3991SahihIt was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said:“The Jews split into seventy-one sects and my nation will split into seventy-three sects.”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniHasan Sahih
Muhammad Fouad Abd al-BaqiHasan Sahih
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiIsnaad Hasan
In-book reference: 36:66