Judges 3:6

they took the daughters of them 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 when their daughters go a whoring after their gods,

Deuteronomy 7:3-4

Also thou shalt make no marriages with them, neither give thy daughter unto his son nor take his daughter unto thy son.

1 Kings 11:1-5

But king Solomon loved many outlandish women: the daughter of Pharaoh, and of the Moabites, Ammonites, Edomites, Sidonians and Hittites,

Ezra 9:11-12

which thou hast commanded by thy servants the Prophets, and said, 'The land unto which ye go to possess it, is an unclean land through the filthiness of the people of the lands, in their abominations wherewith they have made it full of uncleanness on every side.

Nehemiah 13:23-27

And at the same time saw I Jews, that married wives of Ashdod, Ammon, and of Moab;

Ezekiel 16:3

and say, 'Thus sayeth the LORD God unto Jerusalem: Thy progeny and kindred came out of the land of Canaan, thy father was an Amorite, thy mother 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 when their daughters go a whoring after their gods,
Deuteronomy 7:3
Also thou shalt make no marriages with them, neither give thy daughter unto his son nor take his daughter unto thy son.
1 Kings 11:1
But king Solomon loved many outlandish women: the daughter of Pharaoh, and of the Moabites, Ammonites, Edomites, Sidonians and Hittites,
Ezra 9:11
which thou hast commanded by thy servants the Prophets, and said, 'The land unto which ye go to possess it, is an unclean land through the filthiness of the people of the lands, in their abominations wherewith they have made it full of uncleanness on every side.
Nehemiah 13:23
And at the same time saw I Jews, that married wives of Ashdod, Ammon, and of Moab;
Ezekiel 16:3
and say, 'Thus sayeth the LORD God unto Jerusalem: Thy progeny and kindred came out of the land of Canaan, thy father was an Amorite, thy mother a Hittite.