Sahih Bukhari
Sahih Bukhari Volume 001, Book 012, Hadith Number 736.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 12. Charecteristics Of Prayer
Narated By Al-Bara : I heard the Prophet reciting wat-tini wazzaituni" (95) in the 'Isha' prayer, and I never heard a sweeter voice or a better way of recitation than that of the Prophet.