Treasury of Scripture Knowledge
and that we would not give our daughters unto the peoples of the land nor take their daughters for our sons.
for they have taken of their daughters for themselves and for their sons, and the holy seed is mingled with the peoples of the lands; and the hand of the princes and of the governors has been foremost in this trespass.
And Ezra, the priest, stood up, and said unto them, Ye have transgressed because ye have taken strange women, thus increasing the guiltiness of Israel.
2 Corinthians 6:14
Be ye not unequally yoked together with unbelievers, for what fellowship does righteousness have with unrighteousness? and what communion does light have with darkness?
On that day they read in the book of Moses in the audience of the people; and it was found written therein that the Ammonites and the Moabites should not come into the congregation of God forever
or take of their daughters unto thy sons, and when their daughters go fornicating after their gods they shall make thy sons also fornicate after their gods.
Neither shalt thou make marriages with them; thy daughter thou shalt not give unto his son, nor his daughter shalt thou take unto thy son.
they took their daughters to be their wives and gave their daughters to their sons and served their gods.