they rejected

Jeremiah 8:9
The wise will be put to shame; they will be dismayed and snared. They have rejected the word of the LORD, so what wisdom do they really have?

his covenant

Exodus 24:6-8
Moses took half of the blood and put it in basins, and the other half he sprinkled on the altar. . . .

Deuteronomy 29:10-15, 25, 26
All of you are standing today before the LORD your God--you leaders of tribes, elders, officials, and all the men of Israel, . . .

Jeremiah 31:32
It will not be like the covenant I made with their fathers when I took them by the hand to lead them out of Egypt--a covenant they broke, though I was a husband to them, " declares the LORD.

testimonies

Deuteronomy 6:17, 18
You are to diligently keep the commandments of the LORD your God and the testimonies and statutes He has commanded you. . . .

2 Chronicles 36:15, 16
Time and again the LORD, the God of their fathers, sent word to His people through His messengers, because He had compassion on them and on His dwelling place. . . .

Nehemiah 9:26, 29, 30
But they were disobedient and rebelled against You; they flung Your law behind their backs. They killed Your prophets who had admonished them to turn back to You. They committed terrible blasphemies. . . .

Jeremiah 4:4, 23
Circumcise yourselves to the LORD, remove the foreskins of your hearts, O men of Judah and people of Jerusalem. Otherwise, My wrath will break out like fire and burn with no one to extinguish it, because of your evil deeds." . . .

vanity

Deuteronomy 32:21, 31
They have provoked My jealousy by that which is not God; they have enraged Me with their worthless idols. So I will make them jealous by those who are not a people; I will make them angry by a nation without understanding. . . .

1 Samuel 12:21
Do not turn aside after worthless things that cannot profit you or deliver you, for they are empty.

1 Kings 16:13
This happened because of all the sins Baasha and his son Elah had committed and had caused Israel to commit, provoking the LORD, the God of Israel, to anger with their worthless idols.

Psalm 115:8
Those who make them will be like them, as will all who trust in them.

Jeremiah 10:8, 15
But they are altogether senseless and foolish, instructed by worthless idols made of wood! . . .

John 2:8
"Now draw some out, " He said, "and take it to the master of the banquet." They did so,

became vain

Jeremiah 2:5
This is what the LORD says: "What fault did your fathers find in Me that they strayed so far from Me, and followed worthless idols, and became worthless themselves?

Romans 1:21-23
For although they knew God, they neither glorified Him as God nor gave thanks to Him, but they became futile in their thinking and darkened in their foolish hearts. . . .

1 Corinthians 8:4
So about eating food sacrificed to idols: We know that an idol is nothing at all in the world, and that there is no God but one.

concerning whom

2 Kings 17:8, 11, 12
and they had walked in the customs of the nations whom the LORD had driven out before the Israelites, as well as in the practices introduced by the kings of Israel. . . .

Deuteronomy 12:30, 31
be careful not to be ensnared by their ways after they have been destroyed before you. Do not inquire about their gods, asking, "How do these nations serve their gods? I will do likewise." . . .

2 Chronicles 33:2, 9
And he did evil in the sight of the LORD by following the abominations of the nations that the LORD had driven out before the Israelites. . . .