Prayer at Night (Tahajjud)
Bukhari :: Book 2 :: Volume 21 :: Hadith 266
Narrated 'Abdullah bin 'Umar Abu,
I offered with Allah's Apostle a two Rakat prayer before the Zuhr prayer and two Rakat after the Zuhr prayer, two Rakat after Jumua, Maghrib and 'Isha' prayers.