John Gills Exposition of the Bible Commentary - 2 Kings 18:2
Twenty and five years old was he when he began to reign ,.... Now as Ahaz his father began to reign at twenty, and reigned sixteen, he must die at thirty six; so that this son of his must be born to him when at eleven years of age, for only so many years there be between twenty five and thirty six, which may seem wonderful; but, as Grotius observes, Hezekiah had now entered into the twenty fifth year, and he might be just turned of twenty four, and so his father might be twelve years of age... read more
Matthew Henry's Complete Commentary - 2 Kings 18:1-8
We have here a general account of the reign of Hezekiah. It appears, by comparing his age with his father?s, that he was born when his father was about eleven or twelve years old, divine Providence so ordering that he might be of full age, and fit for business, when the measure of his father's iniquity should be full. Here is, I. His great piety, which was the more wonderful because his father was very wicked and vile, one of the worst of the kings, yet he was one of the best, which may... read more