Exodus 18:5

18:5 Jethro, Moses' father-in-law, came with his sons and his wife to Moses into the wilderness where he was encamped, at the Mountain of God.
-World English Bible

Other Translation

18:5 And Jethro, Moses' father in law, came with his sons and his wife unto Moses into the wilderness, where he encamped at the mount of God:
-King James Version