1 Corinthians 7:39
A wife is bound by law for as long as her husband lives; but if the husband is dead, she is free to be married to whoever she desires, only in the Lord.
Romans 7:2-3
For the woman that has a husband is bound by law to the husband while he lives, but if the husband dies, she is discharged from the law of the husband.
1 Corinthians 7:15
Yet if the unbeliever departs, let there be separation. The brother or the sister is not under bondage in such cases, but God has called us in peace.
Genesis 6:2
that God's sons saw that men's daughters were beautiful, and they took for themselves wives of all that they chose.
Deuteronomy 7:3-4
neither shall you make marriages with them; your daughter you shall not give to his son, nor shall you take his daughter for your son.
Malachi 2:11
Judah has dealt treacherously, and an abomination is committed in Israel and in Jerusalem; for Judah has profaned the holiness of Yahweh which he loves, and has married the daughter of a foreign god.
1 Corinthians 7:10
But to the married I command -- not I, but the Lord -- that the wife not leave her husband
2 Corinthians 6:14-16
Don't be unequally yoked with unbelievers, for what fellowship have righteousness and iniquity? Or what fellowship has light with darkness?