John Gill's  Exposition of the Bible 

2 Chronicles 29:1

Hezekiah began to reign when he was five and twenty years old, and he reigned nine and twenty years in Jerusalem. And his mother's name was Abijah, the daughter of Zechariah.

Hezekiah began to reign,.... Of these two verses,

See Gill on "2 Kings 18:2",

See Gill on "2 Kings 18:3".