It was narrated from 'Abdullah bin 'Abdullah (from 'Abdullah) Ibn 'Umar that:
While he was standing on the minbar, the Messenger of Allah (ﷺ) said: "Whoever among you comes (to prayer) on a Friday, let him perform ghusl." (AR)
App reference (AR): Book 14, Hadith 44 (AR)
English reference (AR): Vol. 2, Book 14, Hadith 1408 (AR)
Arabic reference (AR): Book 14, Hadith 1418 (AR)