'Thirty second' in the Bible

Moreover, from the day that I was appointed to be their governor in the land of Judah, from the twentieth year to the thirty-second year of King Artaxerxes, for twelve years, neither I nor my relatives have eaten the governor’s food allowance.

But during all this time I was not at Jerusalem, for in the thirty-second year of Artaxerxes [Persian] king of Babylon I went to the king. Then after some time I asked for a leave [of absence] from the king,