two

Genesis 4:19, 23
And Lamech married two women, one named Adah and the other Zillah. . . .

Genesis 29:23-29
But when evening came, Laban took his daughter Leah and gave her to Jacob, and he slept with her. . . .

Judges 8:30
Gideon had seventy sons of his own, since he had many wives.

Matthew 19:8
Jesus answered, "It was because of your hardness of heart that Moses permitted you to divorce your wives; but it was not this way from the beginning.

but

Genesis 16:1, 2
Now Abram's wife Sarai had not borne a child to him, but she had an Egyptian maidservant named Hagar. . . .

Genesis 25:21
Later, Isaac prayed to the LORD on behalf of his wife, because she was barren. And the LORD heard his prayer, and his wife Rebekah conceived.

Genesis 29:31
When the LORD saw that Leah was unloved, He opened her womb; but Rachel was barren.

Judges 13:2
Now there was a man from Zorah named Manoah, from the clan of the Danites, whose wife was barren and had no children.

Luke 1:7
But they had no children, because Elizabeth was barren, and both of them were well along in years.