'Evil' in the Bible

redeeming the time, because the days are evil;

because we have not the wrestling with blood and flesh, but with the principalities, with the authorities, with the world-rulers of the darkness of this age, with the spiritual things of the evil in the heavenly places;

because of this take ye up the whole armour of God, that ye may be able to resist in the day of the evil, and all things having done -- to stand.

above all, having taken up the shield of the faith, in which ye shall be able all the fiery darts of the evil one to quench,