The king of Assyria discovered that Hoshea was planning a revolt. ¹  Hoshea had sent messengers to King So ²  of Egypt and had not sent his annual tribute to the king of Assyria. So the king of Assyria arrested him and imprisoned him. ³ 

In the thirty-seventh year of the exile of King Jehoiachin of Judah, on the twenty-seventh ¹  day of the twelfth month, ²  King Evil-Merodach of Babylon, in the first year of his reign, pardoned ³  King Jehoiachin of Judah and released him ⁴  from prison.