Sahih Bukhari
Oneness, Uniqueness of Allah (Tawheed)
Volume: 009 / Book Number: 093 / Hadith Number: 513
Narrated Sahl bin Sa'd:
The Prophet said to a man, "Have you got anything of the Qur'an?" The man said, "Yes, such-and-such Sura, and such-and-such Sura," naming the Suras.