What reform is Hezekiah best known for during his reign?

Hezekiah is best known for his significant reforms regarding Temple worship and the observance of the Passover, which revitalized the religious practices of Judah. During a time when idolatry was prevalent and the worship of Yahweh had diminished, Hezekiah took decisive action to purify and restore the Temple. He removed foreign idols, reinstated the proper rituals, and reinvigorated the faith of the people in the one true God.

Furthermore, Hezekiah's celebration of the Passover was particularly notable. His efforts to gather all of Israel and Judah for the observance of this important festival signified a return to the covenantal traditions that were vital to the identity and spiritual health of the nation. This initiative helped to unify the people under the worship of Yahweh and encourage a collective return to their religious roots.

In contrast, the other options do not capture the essence of Hezekiah's legacy. While building a new palace might have occurred during his rule, it lacked the transformative impact of the religious reforms. Replacing the king does not align with Hezekiah's role as the reigning monarch who sought to strengthen the existing covenantal relationship with God. Lastly, while creating a new governing body may be a common administrative practice