2 Chronicles 20:33

Only the high places [for pagan sacrifices] were not removed, for the people had not yet set their hearts firmly on the God of their fathers.

2 Chronicles 17:6

His heart was encouraged and he took great pride in the ways of the Lord; moreover, he again removed the high places [of pagan worship] and the Asherim from Judah.

2 Chronicles 19:3

But there are some good things found in you, for you have removed the Asherim (idols) from the land and you have set your heart to seek God [with all your soul’s desire].”

2 Chronicles 12:14

He did evil because he did not set his heart to seek and worship and honor the Lord.

Deuteronomy 29:4

Yet to this day the Lord has not given you a heart and mind to understand, nor eyes to see, nor ears to hear.

1 Samuel 7:3

Then Samuel said to all the house of Israel, “If you are returning to the Lord with all your heart, remove the foreign gods and the Ashtaroth (pagan goddesses) from among you and direct your hearts to the Lord and serve Him only; and He will rescue you from the hand of the Philistines.”

2 Chronicles 14:3

He removed the foreign altars and high places and tore down the [pagan] pillars (obelisks, memorial stones), and cut to pieces the Asherim [the symbols of the goddess Asherah].

2 Chronicles 30:19

everyone who sets his heart to seek God—the Lord God of his fathers—even though it is not in accordance with the [ceremonial] purification [rules] of the sanctuary.”

Treasury of Scripture Knowledge

Summary

Howbeit the high places were not taken away: for as yet the people had not prepared their hearts unto the God of their fathers.

Bible References

The high places

2 Chronicles 14:3
He removed the foreign altars and high places and tore down the [pagan] pillars (obelisks, memorial stones), and cut to pieces the Asherim [the symbols of the goddess Asherah].
2 Chronicles 17:6
His heart was encouraged and he took great pride in the ways of the Lord; moreover, he again removed the high places [of pagan worship] and the Asherim from Judah.

Had not

2 Chronicles 12:14
He did evil because he did not set his heart to seek and worship and honor the Lord.
2 Chronicles 19:3
But there are some good things found in you, for you have removed the Asherim (idols) from the land and you have set your heart to seek God [with all your soul’s desire].”
2 Chronicles 30:19
everyone who sets his heart to seek God—the Lord God of his fathers—even though it is not in accordance with the [ceremonial] purification [rules] of the sanctuary.”
Deuteronomy 29:4
Yet to this day the Lord has not given you a heart and mind to understand, nor eyes to see, nor ears to hear.
1 Samuel 7:3
Then Samuel said to all the house of Israel, “If you are returning to the Lord with all your heart, remove the foreign gods and the Ashtaroth (pagan goddesses) from among you and direct your hearts to the Lord and serve Him only; and He will rescue you from the hand of the Philistines.”