King James Version (KJV)

2 Kings 21:22

“And he forsook the LORD God of his fathers, and walked not in the way of the LORD.”

Verse in context — 2 Kings 21

And he did [that which was] evil in the sight of the LORD, as his father Manasseh did.

And he walked in all the way that his father walked in, and served the idols that his father served, and worshipped them:

And he forsook the LORD God of his fathers, and walked not in the way of the LORD.

And the servants of Amon conspired against him, and slew the king in his own house.

And the people of the land slew all them that had conspired against king Amon; and the people of the land made Josiah his son king in his stead.

The decline of both kingdoms, leading to exile in Assyria and Babylon.