It wasnarrated from Abu Sa'eed Al-Khudri that the Messenger of Allah(ﷺ) said:
"Bath on Fridays is obligatory for every male who hasreached the age of puberty." (RU)
English reference (RU): Vol. 1, Book 5, Hadith 1089 (RU)
Arabic reference (RU): Book 5, Hadith 1142 (RU)