Thematic Bible: Confirmed by royal authority

And queen Esther the daughter of Abihail and Mordecai the Jew wrote with all authority, to confirm this second writing of Purim, and sent the letters unto all the Jews, in the hundred and seven and twenty lands of the empire of Ahasuerus, with friendly and faithful words, to confirm these days of Purim, in their time appointed, according as Mordecai the Jew and Esther the queen had ordained concerning them: like as they upon their soul and upon their seed had confirmed the acts of the fasting and of her complaint. read more.
And Esther commanded to establish these acts of this Purim, and to write them in a book.