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; Est 8:14; Jer 51:31
the king: Heb. the hand of the king
turn again: Isa 55:6-7; Jer 4:1; Lam 5:21; Eze 33:11; Hos 14:1; Joe 2:12-14; Jam 4:8