Riyad as-Salihin (The Meadows of the Righteous)
by Imam Nawawi
203. Chapter: The sunna of Jumu'a
It contains the previous hadith of Ibn 'Umar (1098).
1126. Abu Hurayra reported that the Messenger of Allah, may Allah bless him and grant him peace, said, "When one of you prays Jumu'a, he should pray four rak'ats after it." [Muslim]
1127. Ibn 'Umar reported that the Prophet, may Allah bless him and grant him peace, did not pray after Jumu'a until after he had left. He would pray two rak'ats in his house. [Muslim]