Chronicles II 20:33

33 nevertheless the high places yet remained; and as yet the people did not direct their heart to the Lord God of their fathers.

Chronicles II 20:33 Meaning and Commentary

2 Chronicles 20:33

Howbeit, the high places were not taken away
The high places, where idols were worshipped, were taken away, ( 2 Chronicles 17:6 ) , but not those where sacrifices were offered to the true God:

for as yet the people had not prepared their hearts unto the God of
their fathers;
to seek and serve him wholly, according to his will, to offer sacrifices to him only at Jerusalem, as the law required, ( Deuteronomy 12:5-7 ) , they could not as yet be prevailed upon to relinquish the high places, built and made use of before the temple was; partly because they were nearer to some of them than that, and partly out of veneration for them, as being of a long time used.

Chronicles II 20:33 In-Context

31 And Josaphat reigned over Juda, being thirty-five years when he began to reign, and he reigned twenty-five years in Jerusalem: and his mother's name was Azuba, daughter of Sali.
32 And he walked in the ways of his father Asa, and turned not aside from doing that which was right in the sight of the Lord.
33 nevertheless the high places yet remained; and as yet the people did not direct their heart to the Lord God of their fathers.
34 And the rest of the acts of Josaphat, the first and the last, behold, they are written in the history of Jeu of Anani, who wrote the book of the kings of Israel.
35 And afterwards Josaphat king of Juda entered into an alliance with Ochozias king of Israel, (now this was an unrighteous man,)

The Brenton translation of the Septuagint is in the public domain.