Satan
Psa 91:4-6
4 He shall cover thee with his feathers, and under his wings shalt thou trust: his truth shall be thy shield and buckler.
5 Thou shalt not be afraid for the terror by night; nor for the arrow that flieth by day;
6 Nor for the pestilence that walketh in darkness; nor for the destruction that wasteth at noonday. KJV
Rom 16:20
20 And the God of peace shall bruise Satan under your feet shortly. The grace of our Lord Jesus Christ be with you. Amen. KJV
Eph 6:13
13 Wherefore take unto you the whole armour of God, that ye may be able to withstand in the evil day, and having done all, to stand. KJV
2 Thess 3:3
3 But the Lord is faithful, who shall stablish you, and keep you from evil. KJV
James 4:7
7 Submit yourselves therefore to God. Resist the devil, and he will flee from you. KJV