the posts went: Ratzim:, "runners," or couriers, of the same kind as the running footmen, who were formerly, before the establishment of posts, and still are in some places, trained, and kept on purpose to convey dispatches speedily by running. Job 9:25; Esther 8:14; Jeremiah 51:31
the king: Heb. the hand of the king
turn again: Isaiah 55:6-7; Jeremiah 4:1; Lamentations 5:21; Ezekiel 33:11; Hosea 14:1; Joel 2:12-14; James 4:8
and he will: Isaiah 6:13