2 Kings 14:21
And all the people of Judah took Azariah, which was sixteen years old, and made him king instead of his father Amaziah.
Nave's Topical Index—AKJV

2 Kings 15:1,2
In the twenty and seventh year of Jeroboam king of Israel began Azariah son of Amaziah king of Judah to reign.
Nave's Topical Index—AKJV

2 Chronicles 26:1,3
Then all the people of Judah took Uzziah, who was sixteen years old, and made him king in the room of his father Amaziah.
Nave's Topical Index—AKJV