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.'" (DE)
App reference (DE): Book 14, Hadith 63 (DE)
English reference (DE): Vol. 2, Book 14, Hadith 1427 (DE)
Arabic reference (DE): Book 14, Hadith 1437 (DE)