Sahih Bukhari Volume 2, Book 21, Hadith Number 239.Sahih Bukhari Book 21. Prayer at Night (Tahajjud) Narated By Ibn Abbas : The prayer of the Prophet used to be of thirteen Rakat, i.e. of the night prayer. Related Previous Post Sahih Bukhari Volume 2, Book 21, Hadith Number 240. Next Post Sahih Bukhari Volume 2, Book 21, Hadith Number 238.