His confidence shall be rooted out of his tabernacle; rather, he shall be rooted out of his tabernacle (or, tent), which is his confidence, or wherein he trusteth; i.e. he shall be torn from the home, where he thought himself secure as in a stronghold.
And it shall bring him; rather, one shall bring him, or, he shall be brought. To the king of terrors. Probably death, rather than Satan, is intended. None of Job's "comforters" seems to have had any conception of Satan as a personal being, nor even Job himself.
It is only the author. or arranger, of the book who recognizes the personality and power of the prince of darkness.