It wasnarrated that 'Amir Ash-Sha'bi said:
"I asked 'Abdullah bin'Abbas and 'Abdullah bin 'Umar about the Prophet's prayer atnight.They said: '(He prayed) thirteen Rak'ah, including eight,and three forWitr, and two Rak'ah after the Fajr.'" (ES)
English reference (ES): Vol. 1, Book 5, Hadith 1361 (ES)
Arabic reference (ES): Book 5, Hadith 1423 (ES)