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: 4762
Jabir b. Abdullah reported that Allah's Messenger (may peace be upon him) sent an expedition to the land of the tribe of Juhaina, and appointed a person as a chief over them.