Abu Dawud
Game
Book Number: 010 / Hadith Number: 2847
Narated By Adi ibn Hatim : Apostle of Allah, one of us shoots at the game, and follows its mark for two or three days, and then finds it dead, and there is his arrow (pierced) in it, may he eat it? He said: Yes, if he wishes, or he said: he may eat if he wishes.