the Lord will fight for you, you only need to be still (Exodus 14:14)
be still and know that I am God, I will be exalted among the nation, I will be exalted in all the Earth (Psalms 46:10)
every one shall bow, and every tongue shall confess that Jesus is Lord (Romans 14:11)
no one can see God's face and live (Exodus 33:20)
in Revelation, Jesus will cast Satan into hellfire
demons are terrified of God (James 2:19)
vengeance belongs to God (Romans 12:19)
submit to God, resist the devil and Satan will flee from you (James 4:7)
since we are surrounded by a great cloud of witness, let us throw off every weight that slow us down and every sin that so easily entangles us, and let us not lose heart (Hebrews 12:1-2)
take heart, I have overcome the world (John 16:33)