Jeremiah 51:59

The word which Jeremiah the prophet commanded Seraiah the son of Neriah, the son of Maaseiah, when he went with Zedekiah the king of Judah into Babylon in the fourth year of his reign. And this Seraiah was a quiet prince.

Seraiah was a quiet prince who accompanied Zedekiah king of Judah to Babylon in the fourth year of Zedekiah's reign. The journey was an important mission to the Babylonian court. On that visit Zedekiah renewed his oath of allegiance to Nebuchadnezzar.