Hadith 1378
´It 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."
Hadith 1379
´It was narrated that Jabir said:` "The Messenger of Allah (ﷺ) said: 'Every Muslim man has to perform Ghusl one day in every seven, and that is on Friday.'"