Allah's Messenger said: "Whoever among you is to pray after the Friday prayer, then let him pray four."
Jami` at-Tirmidhi Book 4, Hadith 36
← Previous Hadith "When he prayed the Friday prayer, he left and prayed two prostrations (Rak'ah) in his house. Then he said: 'Allah's Messenger would do this.'"

Jami` at-Tirmidhi Book 4, Hadith 35 Next Hadith → the Prophet said: "Whoever catches a Rak'ah of the Salat then he has caught the Salat."

Jami` at-Tirmidhi Book 4, Hadith 37