2 Kings 16:2
“Twenty years old was Ahaz when he began to reign, and reigned sixteen years in Jerusalem, and did not that which was right in the sight of the Lord his God, like David his father.”
In the seventeenth year of Pekah the son of Remaliah Ahaz the son of Jotham king of Judah began to reign.
Twenty years old was Ahaz when he began to reign, and reigned sixteen years in Jerusalem, and did not that which was right in the sight of the Lord his God, like David his father.
But he walked in the way of the kings of Israel, yea, and made his son to pass through the fire, according to the abominations of the heathen, whom the Lord cast out from before the children of Israel.
And he sacrificed and burnt incense in the high places, and on the hills, and under every green tree.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“And the Lord was with Jehoshaphat, because he walked in the first ways of his father David, and sought not unto Baalim;”
“Ahaz was twenty years old when he began to reign, and he reigned sixteen years in Jerusalem: but he did not that which was right in the sight of the Lord, like David his father:”
“And he did that which was right in the sight of the Lord, and walked in the ways of David his father, and declined neither to the right hand, nor to the left.”
“And he did that which was right in the sight of the Lord, according to all that David his father did.”
“And if thou wilt walk before me, as David thy father walked, in integrity of heart, and in uprightness, to do according to all that I have commanded thee, and wilt keep my statutes and my judgments:”