Sahih Bukhari Volume 1, Book 3, Hadith Number 121Sahih Bukhari Book 3. Knowledge Narated By Abu Huraira : I have memorized two kinds of knowledge from Allah’s Apostle . I have propagated one of them to you and if I propagated the second, then my pharynx (throat) would be cut (i.e. killed). Related Previous Post Sahih Bukhari Volume 1, Book 3, Hadith Number 122 Next Post Sahih Bukhari Volume 1, Book 3, Hadith Number 120