Esther 1:8-10

8 And the drinking [was] according to the law, no one compelling, for so the king had commanded every chief of his house that they should do according to every man's pleasure.

9 Also Vashti the queen made a feast for the women [in] the royal house which [belonged] to King Ahasuerus.

10 On the seventh day, when the heart of the king was merry with wine, he commanded Mehuman, Biztha, Harbona, Bigtha, and Abagtha, Zethar, and Carcas, the seven eunuchs who served in the presence of Ahasuerus the king,