Sahih Bukhari
Oneness, Uniqueness of Allah (Tawheed)
Volume: 009 / Book Number: 093 / Hadith Number: 636
Narrated Al-Bara':
I heard the Prophet reciting Surat at-Tin waz Zaitun (By the Fig and the Olive) in the 'Isha' prayer and I have never heard anybody with a better voice or recitation than his.