2 Chronicles 34:5
And he burnt the bones of the priests upon their altars, and cleansed Judah and Jerusalem.
Cross-reference
In 2 Chronicles 34:7, Josiah also breaks down altars and incense altars throughout Israel, showing the full scope of his reform alongside the bone-burning.
In 1 Kings 13:2, a prophet predicted Josiah would burn bones on the altar — this is its fulfillment.
In 2 Kings 23:16, the same event is recorded: Josiah burns bones on altars, providing a parallel account.
In 2 Kings 23:20, the parallel account describes Josiah slaughtering priests and burning bones on altars, confirming this same event with additional detail.
In Jeremiah 3:10, Judah's later insincere return contrasts with Josiah's thorough cleansing here, showing the reform's lack of lasting heart change.
In Jeremiah 4:14, the call to wash the heart complements Josiah's external altar cleansing, highlighting the need for inward repentance alongside outward reform.
In Jeremiah 8:1, the bones of leaders are brought out of tombs as judgment, paralleling Josiah's desecration of pagan priests' bones but now against Judah itself.
In Jeremiah 8:2, the bones are spread before the sun and moon they worshipped, echoing Josiah's exposure of bones on altars as a judgment on idolatry.
In Ezekiel 22:24, the land is called not cleansed, contrasting with Josiah's declared cleansing here, indicating the reform was insufficient or later undone.