'Mounts' in the Bible

Behold the mounts, they are come unto the city to take it; and the city is given into the hand of the Chaldeans, that fight against it, because of the sword, and of the famine, and of the pestilence: and what thou hast spoken is come to pass; and, behold, thou seest it.

For thus saith the LORD, the God of Israel, concerning the houses of this city, and concerning the houses of the kings of Judah, which are thrown down by the mounts, and by the sword;

Neither shall Pharaoh with his mighty army and great company make for him in the war, by casting up mounts, and building forts, to cut off many persons: