Sahih Bukhari
Sahih Bukhari Volume 002, Book 019, Hadith Number 181.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 19. Prostration During Recital of Qur'an
Narated By Ibn Umar : When the Prophet recited a Sura that contained the prostration he would prostrate and we would do the same and some of us (because of the heavy rush) could not find a place for prostration.