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2 Kings 15:5ESV·author unknown

And the LORD touched the king, so that he was a leper to the day of his death, and he lived in a separate house. And Jotham the king’s son was over the household, governing the people of the land.

Matthew Henry Presbyterian @wholebiblehenry

This is a short account of the reign of Azariah. 1. Most of it is general, and the same that has been given of others; he began young and reigned long (Kg2 15:2), did, for the most part, that which was right, Kg2 15:3 (it was happy for the kingdom that a good reign was a long one), only he had not zeal and courage...

Commenting on 2 Kings 15:1-7

John Gill Reformed Baptist @doctorgill

And the rest of the acts of Azariah, and all that he did, are they not written in the book of the chronicles of the kings of Judah? In the history of the reigns of those kings; some of them are recorded in the canonical book of the Chronicles, Ch2 26:1 and some were written by the prophet Isaiah, Ch2 26:22. .

Geneva Bible Notes Reformed @genevanotes

And the LORD smote the king, so that he was a leper unto the day of his death, and dwelt in a several house. And Jotham the king's son [was] over the house, judging the people of the land. (b) His father and grandfather were slain by their subjects and servants, and he because he would usurp the priest's office contrary to God's ordinance was...