Judges 3:6

and they took their daughters to be their wives, and gave their own daughters to their sons and served their gods.

Exodus 34:16

and thou take of their daughters unto thy sons, and their daughters play the harlot after their gods, and make thy sons play the harlot after their gods.

Deuteronomy 7:3-4

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.

1 Kings 11:1-5

Now king Solomon loved many foreign women, together with the daughter of Pharaoh, women of the Moabites, Ammonites, Edomites, Sidonians, and Hittites;

Ezra 9:11-12

which thou hast commanded by thy servants the prophets, saying, The land, unto which ye go to possess it, is an unclean land through the uncleanness of the peoples of the lands, through their abominations, which have filled it from one end to another with their filthiness:

Nehemiah 13:23-27

In those days also saw I the Jews that had married women of Ashdod, of Ammon, and of Moab:

Ezekiel 16:3

and say, Thus saith the Lord Jehovah unto Jerusalem: Thy birth and thy nativity is of the land of the Canaanite; the Amorite was thy father, and thy mother was a Hittite.

Treasury of Scripture Knowledge

Summary

And they took their daughters to be their wives, and gave their daughters to their sons, and served their gods.

Bible References

General references

Exodus 34:16
and thou take of their daughters unto thy sons, and their daughters play the harlot after their gods, and make thy sons play the harlot after their gods.
Deuteronomy 7:3
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.
1 Kings 11:1
Now king Solomon loved many foreign women, together with the daughter of Pharaoh, women of the Moabites, Ammonites, Edomites, Sidonians, and Hittites;
Ezra 9:11
which thou hast commanded by thy servants the prophets, saying, The land, unto which ye go to possess it, is an unclean land through the uncleanness of the peoples of the lands, through their abominations, which have filled it from one end to another with their filthiness:
Nehemiah 13:23
In those days also saw I the Jews that had married women of Ashdod, of Ammon, and of Moab:
Ezekiel 16:3
and say, Thus saith the Lord Jehovah unto Jerusalem: Thy birth and thy nativity is of the land of the Canaanite; the Amorite was thy father, and thy mother was a Hittite.

American Standard Version Public Domain