It is narrated from Sayyiduna Samurah bin Jundub (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: Whoever performs ablution on the day of Jumu’ah has accepted the concession, and this is good, and whoever performs ghusl, that is more virtuous.
Hadith Referenceالفتح الربانی / أبواب صلاة الجمعة وفضل يومها وكل ما يتعلق بها / 2749