Sahih Bukhari
Pilgrimmage (Hajj)
Volume: 002 / Book Number: 026 / Hadith Number: 775
Narrated 'Ali:
The Prophet ordered me to supervise the (slaughtering) of Budn (Hadi camel) and to distribute their meat, skins and covering sheets in charity and not to give anything (of their bodies) to the butcher as wages for slaughtering.