Sahih Muslim
The Book of Games and the Animals which May be Slaughtered and the Aninals that Are to be Eaten (Kitab-us-Said wal-Dhabaih wa ma Yukalu min Al-Hayawan)
Book Number: 021 / Hadith Number: 4745
Abu Tha'laba reported Allah's Messenger (may peace be upon him) having said this: If you shoot with your arrow and (the game) goes out of your sight and you find it (later on), then eat that if it has not gone rotten.