'Ali bin Abi Talib (RAA) narrated, "The Messenger of Allah (ﷺ) appointed me to be in charge of his sacrificial animals, and commanded me to distribute all their meat, hides and saddlery to the poor, and not to give anything from them to the butcher." Agreed upon.
English reference: Book 12, Hadith 1394
Arabic reference: Book 12, Hadith 1353