'Outposts' in the Bible

and you shall hear what they say, and afterward your hands shall be strengthened to go down against the camp." Then he went down with Purah his servant to the outposts of the armed men that were in the camp.

After that thou shalt come to the hill of God, where are the outposts of the Philistines; and it shall come to pass, when thou comest thither, into the city, that thou shalt meet a company of prophets coming down from the high place with lute and tambour and pipe and harp before them; and they themselves prophesying.