It was narrated that Abu Hurairah said:
"The Messenger of Allah (ﷺ) said: 'When any one of you prays jumu'ah let him pray four (rak'ahs) after that.'"
App reference: Book 14, Hadith 63
English reference: Vol. 2, Book 14, Hadith 1427
Arabic reference: Book 14, Hadith 1437