[ 6:3] that the sons of God, having seen the daughters of men, that they were beautiful, took to themselves wives of all whom they chose.

And Lot went out, and spoke to his sons-in-law who had married his daughters, and said, Rise up, and depart out of this place, for the Lord is about to destroy the city; but he seemed to be speaking absurdly before his sons-in-law.

and I will make you swear by the Lord, the God of heaven, and the God of the earth, that you take not a wife for my son Isaac from the daughters of the Canaanites, with whom I dwell, in the midst of them.

And Esau was forty years old; and he took as wives Judith the daughter of Beeri the Hittite, and Basemath, daughter of Elon the Hittite.

And they were a grief of mind to Isaac and Rebecca.

And Rebecca said to Isaac, I am weary of my life, because of the daughters of the sons of Heth; if Jacob shall take a wife of the daughters of this land, where then should I live?

neither shall you contract marriages with them; you shall not give your daughter to his son, and you shall not take his daughter to your son.