Exodus 18:2

Then Jethro, Moses’ father in law, took Zipporah, Moses’ wife, after he had sent her back,

Cross-reference

Exodus 2:21 Historical context

Exodus 2:21 records the marriage of Moses and Zipporah, which this verse references as 'Moses' wife' and her being sent back.

Acts 7:29 Historical context

Acts 7:29 states Moses had two sons in Midian, which parallels Zipporah being his wife and mother of the sons mentioned here.