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He trusted in the LORD God of Israel; so that after him was none like him among all the kings of Judah, nor any that were before him. 2 Kings 18:5
And like unto him [Josiah] was there no king before him, that turned to the LORD with all his heart, and with all his soul, and with all his might, according to all the law of Moses; neither after him arose there any like him. 2 Kings 23:25
(David, Solomon, and Jesus didn't even come close to these guys.)