'Fifth' in the Bible

In the fifth year of Joram the son of Ahab king of Israel, Jehoshaphat being king of Judah then, Jehoram the son of Jehoshaphat king of Judah began to reign.

Now in the fifth month, on the seventh day of the month, which was the nineteenth year of king Nebuchadnezzar, king of Babylon, came Nebuzaradan the captain of the guard, a servant of the king of Babylon, to Jerusalem.