Esther 4:5

“Then called Esther for Hatach, one of the king’s chamberlains, whom he had appointed to attend upon her, etc.] Which, according to the Targum, was Daniel f127; but it is not likely that Daniel should have lived to this time; however, this officer was not only intrusted with the care of the queen by the king, but she had also an high opinion of him, and therefore employed him in this affair: and gave a commandment to Mordecai, to know what it was, and why it was; what was the reason of his appearing in sackcloth, and why he did not receive the clothes she sent him.”

“Then called Esther for Hatach, one of the king's chamberlains, whom he had appointed to attend upon her--Communication with the women in the harem is very difficult to be obtained, and only through the medium of the keepers. The chief eunuch receives the message from the lips of the queen, conveys it to some inferior office of the seraglio. When the commission is executed, the subaltern communicates it to the superintendent, by whom it is delivered to the queen. This chief eunuch, usually an old man who has recommended himself by a long course of faithful service, is always appointed by the king; but it is his interest, as well as his duty, to ingratiate himself with the queen also.…”

“appointed to attend upon her: Heb. set before her, Est 1:10, Est 1:12 to know: Rom 12:15; Co1 12:26; Phi 2:4; Heb 4:15 Esther 4:6”