Hathach went out to Mordecai in the open square of the city in front of the king’s gate,
So strictly did the laws of Persia confine the wives, especially the king's wives, that it was not possible for Mordecai to have a conference with Esther about this important affair, but divers messages are here carried between them by Hatach, whom the king had appointed to attend her, and it seems he was one she could confide in. I.
Commenting on Esther 4:5-17
So Hatach went forth to Mordecai, unto the street of the city,.... Where he was, in a public manner, expressing his grief and sorrow: which was before the king's gate: that led to the royal palace.
Est 4:5-7 Then Esther sent Hatach, one of the eunuchs whom the king had set before her, i.e., appointed to attend her, to Mordochai to learn ”what this, and why this,” i.e., what was the meaning and the cause of his thus going about in mourning.
Commenting on Esther 4:5-7