Genesis 6:2

2 the sons of God saw that the daughters of humans were beautiful, and they married any of them they chose.

Read Genesis 6:2 Using Other Translations

That the sons of God saw the daughters of men that they were fair; and they took them wives of all which they chose.
the sons of God saw that the daughters of man were attractive. And they took as their wives any they chose.
The sons of God saw the beautiful women and took any they wanted as their wives.