2 Kings 14:21

21 All the people of Judah took Azariah, who was sixteen years old, and made him king to succeed his father Amaziah.

2 Kings 14:21 Meaning and Commentary

2 Kings 14:21

And all the people of Judah took Azariah
Called Uzziah in the next chapter, and so in the book of Chronicles; both names signifying much the same, the one "the help of the Lord", the other "the strength of the Lord":

(which was sixteen years old;)
yet as he began to reign in the twenty seventh year of Jeroboam, ( 2 Kings 15:1 ) and Jeroboam began to reign in the fifteenth yaer of Amaziah, ( 2 Kings 14:23 ) , he could be but four years of age, for the solution of which, (See Gill on 2 Kings 15:1):

and made him king instead of his father Amaziah;
which was after his death, and not when he fled to Lachish, as Kimchi thinks.

2 Kings 14:21 In-Context

19 They made a conspiracy against him in Jerusalem, and he fled to Lachish. But they sent after him to Lachish, and killed him there.

20 They brought him on horses; he was buried in Jerusalem with his ancestors in the city of David.

21 All the people of Judah took Azariah, who was sixteen years old, and made him king to succeed his father Amaziah.

22 He rebuilt Elath and restored it to Judah, after King Amaziah slept with his ancestors.

23 In the fifteenth year of King Amaziah son of Joash of Judah, King Jeroboam son of Joash of Israel began to reign in Samaria; he reigned forty-one years.