Genesis 4:19

And Lamech had two wives; the name of the one was Adah, and the name of the other Zillah.

Genesis 2:24

For this cause will a man go away from his father and his mother and be joined to his wife; and they will be one flesh.

Genesis 2:18

And the Lord God said, It is not good for the man to be by himself: I will make one like himself as a help to him

Matthew 19:4-6

And he said in answer, Have you not seen in the Writings, that he who made them at the first made them male and female, and said,

Matthew 19:8

He says to them, Moses, because of your hard hearts, let you put away your wives: but it has not been so from the first.

Treasury of Scripture Knowledge did not add

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain