He burnt the house... king’s house. — Which were in the upper city. (There should be a semicolon after “king’s house.”)
And every great man’s house. — Omit man’s. The phrase limits the preceding one, “all the houses of Jerusalem,” that is to say, “every great house” (2 Chronicles 36:19, “all her palaces”). The common houses were spared for the poor who were left (2 Kings 25:12).