Sunan an-Nasa'i 1377
سنن النسائي#1377SahihIt was narrated from Abu Sa'eed Al-Khudri that:The Messenger of Allah (ﷺ) said: "Ghusl on Friday is obligatory for everyone who has reached the age of puberty
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 14:14