It wasnarrated from 'Amr bin 'As that the Messenger of Allah (ﷺ)taught him fifteen prostrations in the Qur'an, including three intheMufassal and two in Al-Hajj. (RU)
English reference (RU): Vol. 1, Book 5, Hadith 1057 (RU)
Arabic reference (RU): Book 5, Hadith 1110 (RU)