4 For the weapons of our warfare are not of the flesh, but are mighty before God for the pulling down of strongholds.
Bible verses about "war" | RKJNT
2 Corinthians 10:4
Ephesians 6:11
11 Put on the whole armour of God, that you may be able to stand against the wiles of the devil.
James 4:1-2
Matthew 24:6
6 And you shall hear of wars and rumours of wars: see that you are not troubled: for all these things must come to pass, but the end is not yet.