Sunan an-Nasa'i 2407
سنن النسائي#2407Da'ifIt was narrated that Abu Hurairah said:"The Messenger of Allah commanded me to sleep after praying Witr, to perform Ghusl on Friday and to fast three days of each month." (Sahih)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahMunkar
Al-AlbaniMunkar
Zubair Ali ZaiHasan
In-book reference: 22:318