Esther 1:14

1:14 Those who were closest to him were Carshena, Shethar, Admatha, Tarshish, Meres, Marsena, and Memucan. These men were the seven officials of Persia and Media who saw the king on a regular basis and had the most prominent offices in the kingdom.

Esther 9:27

9:27 Therefore, because of the account found in this letter and what they had faced in this regard and what had happened to them, the Jews established as binding on themselves, their descendants, and all who joined their company that they should observe these two days without fail, just as written and at the appropriate time on an annual basis.