23 But unlike his father Manasseh, he did not humble himself before the LORD; Amon increased his guilt.

Read 2 Chronicles 33:23 Using Other Translations

And humbled not himself before the LORD, as Manasseh his father had humbled himself; but Amon trespassed more and more.
And he did not humble himself before the LORD, as Manasseh his father had humbled himself, but this Amon incurred guilt more and more.
But unlike his father, he did not humble himself before the LORD . Instead, Amon sinned even more.