'Rule' in the Bible

The following events happened in the days of Ahasuerus. (I am referring to that Ahasuerus who used to rule over a hundred and twenty-seven provinces extending all the way from India to Ethiopia.)

In the third year of his rule he gave a feast to all his captains and his servants; and the captains of the army of Persia and Media, the great men and the rulers of the divisions of his kingdom, were present before him;

For he sent letters into all the king's provinces, into every province according to the writing thereof, and to every people after their language, that every man should bear rule in his own house, and that it should be published according to the language of every people.

Then let the young woman who pleases the king rule in place of Vashti." This advice pleased the king, and he did this.

So Esther was taken in to King Ahasuerus in his house in the tenth month, which is the month Tebeth, in the seventh year of his rule.

Now in the twelfth month, that is, the month Adar, on the thirteenth day of the same, when the king's commandment and his decree drew near to be put in execution, in the day that the enemies of the Jews hoped to have power over them, (though it was turned to the contrary, that the Jews had rule over them that hated them;)

The Jews made a rule and gave an undertaking, causing their seed and all those who were joined to them to do the same, so that it might be in force for ever, that they would keep those two days, as ordered in the letter, at the fixed time every year;