Exodus 18:5

5 Then Jethro, Moses’ father-in-law, came with his sons and his wife to Moses ¹in the wilderness where he was camped, at ^athe mount of God.

Exodus 18:6

6 And he ¹sent word to Moses, “I, your father-in-law Jethro, am coming to you with your wife and her two sons with her.”