1 Kings 11:2

from the nations which Yahweh had said to the {Israelites}, "You shall not {marry them}, and they shall not {marry you}. They will certainly turn your heart after other gods." But Solomon clung to them to love.

Exodus 34:16

and you take from their daughters for your sons, and their daughters prostitute [themselves] after their gods, and they cause your sons to prostitute [themselves] after their gods.

Exodus 23:32-33

You will not make a covenant with them and with their gods.

Deuteronomy 7:3-4

And you shall not intermarry with them; you shall not give your daughter to their son; and you shall not take his daughter for your son.

Genesis 2:24

Therefore a man shall leave his father and his mother and shall cling to his wife, and they shall be as one flesh.

Genesis 34:3

And his soul clung to Dinah, the daughter of Jacob, and he loved the girl and spoke {tenderly} to the girl.

Numbers 25:1-3

When Israel dwelled in Shittim, the people began to prostitute [themselves] with the daughters of Moab.

Joshua 23:12-13

for if indeed you turn back and join these remaining nations {among you}, and you intermarry with them, {marrying their women and they yours},

Judges 3:6-7

And they took their daughters as wives for themselves, and they gave their daughters to their sons, and they served their gods.

Judges 16:4-21

After this he fell in love [with] a woman in the wadi of Sorek, and her name [was] Delilah.

1 Kings 16:31-33

{If it wasn't enough that he went} after the sins of Jeroboam the son of Nebat, he also took as wife Jezebel the daughter of Ethbaal the king of the Sidonians. He went and served Baal and bowed down to him.

2 Chronicles 19:2

And Jehu son of Hanani the seer went out to meet him. And he said to King Jehoshaphat, "Should you [be] a help to the wicked and love those who hate Yahweh? On account of this, wrath [has come] against you from Yahweh.

2 Chronicles 21:6

And he walked in the way of the kings of Israel as the house of Ahab had done, for the daughter of Ahab was his wife. And he did evil in the sight of Yahweh.

Ezra 9:12

Therefore, do not give your daughters to their sons, and do not take their daughters for your sons. Do not seek their peace and prosperity so that forever you may be strong and eat the good of the land and may give it as an inheritance to your sons.'

Ezra 10:2-17

Shecaniah son of Jehiel, of the sons of Elam, answered and said to Ezra, "We ourselves have broken faith with our God and have married foreign women from the peoples of the land, and even now there is hope for Israel in spite of this.

Psalm 139:21

Do I not hate those who hate you, O Yahweh? And do I [not] loathe those who rise up against you?

Malachi 2:11

Judah has been faithless, and a detestable thing has been done in Israel and in Jerusalem. Judah has profaned the sanctuary of Yahweh which he loves, and has married the daughter of a foreign god.

Romans 1:32

who, [although they] know the requirements of God, that those who do such things are worthy of death, not only do they do the same [things], but also they approve of those who do [them].

Romans 12:9

Love must be without hypocrisy. Abhor what [is] evil; be attached to what [is] good,

1 Corinthians 15:33

Do not be deceived! "Bad company corrupts good morals."

2 Corinthians 6:14-16

Do not become unevenly yoked with unbelievers, for what participation [is there between] righteousness and lawlessness? Or what fellowship [does] light [have] with darkness?

Revelation 2:4

But I have [this] against you: that you have left your first love.

Treasury of Scripture Knowledge

Summary

Of the nations concerning which the LORD said unto the children of Israel, Ye shall not go in to them, neither shall they come in unto you: for surely they will turn away your heart after their gods: Solomon clave unto these in love.

Bible References

Ye shall not go in

Exodus 23:32
You will not make a covenant with them and with their gods.
Exodus 34:16
and you take from their daughters for your sons, and their daughters prostitute [themselves] after their gods, and they cause your sons to prostitute [themselves] after their gods.
Deuteronomy 7:3
And you shall not intermarry with them; you shall not give your daughter to their son; and you shall not take his daughter for your son.
Joshua 23:12
for if indeed you turn back and join these remaining nations {among you}, and you intermarry with them, {marrying their women and they yours},
Ezra 9:12
Therefore, do not give your daughters to their sons, and do not take their daughters for your sons. Do not seek their peace and prosperity so that forever you may be strong and eat the good of the land and may give it as an inheritance to your sons.'
Ezra 10:2
Shecaniah son of Jehiel, of the sons of Elam, answered and said to Ezra, "We ourselves have broken faith with our God and have married foreign women from the peoples of the land, and even now there is hope for Israel in spite of this.
Malachi 2:11
Judah has been faithless, and a detestable thing has been done in Israel and in Jerusalem. Judah has profaned the sanctuary of Yahweh which he loves, and has married the daughter of a foreign god.

Surely

1 Kings 16:31
{If it wasn't enough that he went} after the sins of Jeroboam the son of Nebat, he also took as wife Jezebel the daughter of Ethbaal the king of the Sidonians. He went and served Baal and bowed down to him.
Numbers 25:1
When Israel dwelled in Shittim, the people began to prostitute [themselves] with the daughters of Moab.
Judges 3:6
And they took their daughters as wives for themselves, and they gave their daughters to their sons, and they served their gods.
2 Chronicles 21:6
And he walked in the way of the kings of Israel as the house of Ahab had done, for the daughter of Ahab was his wife. And he did evil in the sight of Yahweh.
2 Corinthians 6:14
Do not become unevenly yoked with unbelievers, for what participation [is there between] righteousness and lawlessness? Or what fellowship [does] light [have] with darkness?

Solomon

Genesis 2:24
Therefore a man shall leave his father and his mother and shall cling to his wife, and they shall be as one flesh.
Genesis 34:3
And his soul clung to Dinah, the daughter of Jacob, and he loved the girl and spoke {tenderly} to the girl.
Judges 16:4
After this he fell in love [with] a woman in the wadi of Sorek, and her name [was] Delilah.
2 Chronicles 19:2
And Jehu son of Hanani the seer went out to meet him. And he said to King Jehoshaphat, "Should you [be] a help to the wicked and love those who hate Yahweh? On account of this, wrath [has come] against you from Yahweh.
Psalm 139:21
Do I not hate those who hate you, O Yahweh? And do I [not] loathe those who rise up against you?
Romans 1:32
who, [although they] know the requirements of God, that those who do such things are worthy of death, not only do they do the same [things], but also they approve of those who do [them].
Romans 12:9
Love must be without hypocrisy. Abhor what [is] evil; be attached to what [is] good,
1 Corinthians 15:33
Do not be deceived! "Bad company corrupts good morals."
Revelation 2:4
But I have [this] against you: that you have left your first love.

General references

Exodus 34:16
and you take from their daughters for your sons, and their daughters prostitute [themselves] after their gods, and they cause your sons to prostitute [themselves] after their gods.
Deuteronomy 7:3
And you shall not intermarry with them; you shall not give your daughter to their son; and you shall not take his daughter for your son.
Judges 3:6
And they took their daughters as wives for themselves, and they gave their daughters to their sons, and they served their gods.
Proverbs 7:26
For many slain she has laid low, and countless [are] all of her killings.