Sahih Bukhari
Sahih Bukhari Volume 007, Book 068, Hadith Number 461.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 68. Al-Adha Festival Sacrifice (Adaahi)
Narrated By Anas : Allah's Apostle came towards two horned rams having black and white colors and slaughtered them with his own hands.