Cross reference
Exodus 18:2
2 And Jethro, Moses' father-in-law, took Zipporah, Moses' wife, after he had sent her away,
Exodus 2:21
21 And Moses was happy to go on living with the man; and he gave his daughter Zipporah to Moses.
Exodus 4:25-26
25 Then Zipporah took a sharp stone, and cutting off the skin of her son's private parts, and touching his feet with it, she said, Truly you are a husband of blood to me.
26 So he let him go. Then she said, You are a husband of blood because of the circumcision.