2 Kings 20:12
At that time Berodach–baladan, the son of Baladan, king of Babylon, sent letters and a present unto Hezekiah: for he had heard that Hezekiah had been sick.
Cross-reference
2 Chronicles 32:31
Historical context
2 Chronicles 32:31 also records the Babylonian envoys’ visit and adds that God tested Hezekiah through this event.
Isaiah 39:1–8
Parallel
Isaiah 39:1-8 parallels the visit of Babylonian envoys to Hezekiah after his recovery, including his showing them his treasures.