1 Kings 11:2
Of the nations concerning which the LORD said unto the children of Israel, You 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 clung unto these in love.
Exodus 34:16
And you take of their daughters unto your sons, and their daughters go play the harlot after their gods, and make your sons go play the harlot after their gods.
Exodus 23:32-33
You shall make no covenant with them, nor with their gods.
Deuteronomy 7:3-4
Neither shall you make marriages with them; your daughter you shall not give unto his son, nor his daughter shall you take unto your son.
Genesis 2:24
Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh.
Genesis 34:3
And his soul clung unto Dinah the daughter of Jacob, and he loved the damsel, and spoke kindly unto the damsel.
Numbers 25:1-3
And Israel abode in Shittim, and the people began to commit harlotry with the daughters of Moab.
Joshua 23:12-13
Else if you do in any way go back, and cleave unto the remnant of these nations, even these that remain among you, and shall make marriages with them, and go in unto them, and they to you:
Judges 3:6-7
And they took their daughters to be their wives, and gave their daughters to their sons, and served their gods.
Judges 16:4-21
And it came to pass afterward, that he loved a woman in the valley of Sorek, whose name was Delilah.
1 Kings 16:31-33
And it came to pass, as if it had been a light thing for him to walk in the sins of Jeroboam the son of Nebat, that he took as his wife Jezebel the daughter of Ethbaal king of the Sidonians, and went and served Baal, and worshiped him.
2 Chronicles 19:2
And Jehu the son of Hanani the seer went out to meet him, and said to king Jehoshaphat, Should you help the wicked, and love them that hate the LORD? therefore is wrath came upon you from the LORD.
2 Chronicles 21:6
And he walked in the way of the kings of Israel, as did the house of Ahab: for he had the daughter of Ahab as his wife: and he did that which was evil in the eyes of the LORD.
Ezra 9:12
Now therefore give not your daughters unto their sons, neither take their daughters unto your sons, nor seek their peace or their wealth forever: that you may be strong, and eat the good of the land, and leave it for an inheritance to your children forever.
Ezra 10:2-17
And Shecaniah the son of Jehiel, one of the sons of Elam, answered and said unto Ezra, We have trespassed against our God, and have married foreign wives of the people of the land: yet now there is hope in Israel concerning this thing.
Psalm 139:21
Do not I hate them, O LORD, that hate you? and am not I grieved with those that rise up against you?
Malachi 2:11
Judah has dealt treacherously, and an abomination is committed in Israel and in Jerusalem; for Judah has profaned the holiness of the LORD which he loved, and has married the daughter of a foreign god.
Romans 1:32
Who knowing the judgment of God, that they who commit such things are worthy of death, not only do the same, but have pleasure in them that do them.
Romans 12:9
Let love be without hypocrisy. Abhor that which is evil; cleave to that which is good.
1 Corinthians 15:33
Be not deceived: evil companions corrupt good morals.
2 Corinthians 6:14-16
Be you not unequally yoked together with unbelievers: for what fellowship has righteousness with unrighteousness? and what partnership has light with darkness?
Revelation 2:4
Nevertheless I have somewhat against you, because you have left your first love.