'War' in the Bible

Or what king, going on his way to engage in war with another king, does not, sitting down first, take counsel whether he is able with ten thousand to meet him coming against him with twenty thousand?

Who ever carries on war at his own charges? who plants a vineyard and does not eat of its fruit? or who herds a flock and does not eat of the milk of the flock?

For also, if the trumpet give an uncertain sound, who shall prepare himself for war?

For walking in flesh, we do not war according to flesh.

This charge, my child Timotheus, I commit to thee, according to the prophecies as to thee preceding, in order that thou mightest war by them the good warfare,

quenched the power of fire, escaped the edge of the sword, became strong out of weakness, became mighty in war, made the armies of strangers give way.

Whence come wars and whence fightings among you? Is it not thence, from your pleasures, which war in your members?

Ye lust and have not: ye kill and are full of envy, and cannot obtain; ye fight and war; ye have not because ye ask not.

Beloved, I exhort you, as strangers and sojourners, to abstain from fleshly lusts, which war against the soul;

Repent therefore: but if not, I come to thee quickly, and I will make war with them with the sword of my mouth.

And the likenesses of the locusts were like to horses prepared for war; and upon their heads as crowns like gold, and their faces as faces of men;

and they had breastplates as breastplates of iron, and the sound of their wings was as the sound of chariots of many horses running to war;

And when they shall have completed their testimony, the beast who comes up out of the abyss shall make war with them, and shall conquer them, and shall kill them:

And there was war in the heaven: Michael and his angels went to war with the dragon. And the dragon fought, and his angels;

And the dragon was angry with the woman, and went to make war with the remnant of her seed, who keep the commandments of God, and have the testimony of Jesus.

And they did homage to the dragon, because he gave the authority to the beast; and they did homage to the beast, saying, Who is like to the beast? and who can make war with it?

And there was given to it to make war with the saints, and to overcome them; and there was given to it authority over every tribe, and people, and tongue, and nation;

for they are the spirits of demons, doing signs; which go out to the kings of the whole habitable world to gather them together to the war of that great day of God the Almighty.

These shall make war with the Lamb, and the Lamb shall overcome them; for he is Lord of lords and King of kings: and they that are with him called, and chosen, and faithful.

And I saw the heaven opened, and behold, a white horse, and one sitting on it, called Faithful and True, and he judges and makes war in righteousness.

And I saw the beast and the kings of the earth and their armies gathered together to make war against him that sat upon the horse, and against his army.

and shall go out to deceive the nations which are in the four corners of the earth, Gog and Magog, to gather them together to the war, whose number is as the sand of the sea.