Sunan Ibn Majah 1186
سنن ابن ماجه#1186SahihIt was narrated that ‘Ali said:“At every part of the night the Messenger of Allah (ﷺ) prayed Witr, at the beginning and in the middle, and finally his Witr was just before dawn.”
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
Zubair Ali ZaiIsnaad Hasan
In-book reference: 5:384