Toward the end of his reign, he became very sick and close to death. He prayed to the Lord, who healed him miraculously. The king of Babylon heard about it and sent men with a letter and gift to Hezekiah. Because Hezekiah was proud of his riches, he showed all of his treasures to the visitors. The prophet Isaiah predicted that it all would later be taken by the Babylonians. His prediction came true.