Sahih Bukhari
Sahih Bukhari Volume 002, Book 013, Hadith Number 053.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 13. Friday Prayer
Narated By Jabir : A man entered the Mosque while the Prophet was delivering the Khutba. The Prophet said to him, "Have you prayed?" The man replied in the negative. The Prophet said, "Pray two Rakat."