2 Kings 22:1 introduces King Josiah, whose reign is the historical setting for Zephaniah's prophecy.

2 Chronicles 34:1 provides parallel historical detail on King Josiah's reign, the timeframe for Zephaniah's prophecy.

Jeremiah 1:2 uses the same superscription formula — 'the word of the Lord came to... in the days of Josiah' — placing both prophets in the same historical moment.

Ezekiel 1:3 uses the same 'the word of the Lord came' formula to introduce Ezekiel's prophecy, mirroring Zephaniah's opening.

Hosea 1:1 also begins with 'the word of the Lord that came to' a prophet, showing the common opening of prophetic books.

Luke 3:2 uses the same OT formula 'the word of God came to John' — echoing the prophetic commissioning pattern found in Zephaniah 1:1.

2 Kings 23:37 records Josiah's son doing evil—contrasting with Josiah's reforms during which Zephaniah prophesied.

Jeremiah 25:3 adds the duration of Josiah's reign and beyond – 23 years of prophetic ministry – showing Jeremiah's long activity during the same period.