In the third year of King Hoshea son of Elah of Israel, Hezekiah son of King Ahaz of Judah began to reign.
He was twenty-five years old when he began to reign; he reigned twenty-nine years in Jerusalem. His mother's name was Abi daughter of Zechariah.
He did what was right in the sight of the Lord just as his ancestor David had done.
He removed the high places, broke down the pillars, and cut down the sacred pole. He broke in pieces the bronze serpent that Moses had made, for until those days the people of Israel had made offerings to it; it was called Nehushtan.
References for 2 Kings 18:4
He trusted in the Lord the God of Israel; so that there was no one like him among all the kings of Judah after him, or among those who were before him.
For he held fast to the Lord; he did not depart from following him but kept the commandments that the Lord commanded Moses.
The Lord was with him; wherever he went, he prospered. He rebelled against the king of Assyria and would not serve him.
He attacked the Philistines as far as Gaza and its territory, from watchtower to fortified city.
In the fourth year of King Hezekiah, which was the seventh year of King Hoshea son of Elah of Israel, King Shalmaneser of Assyria came up against Samaria, besieged it,