'War' in the Bible

Repent, at once; or else I will come to you quickly, and will make war upon them with the sword which is in My mouth.

The appearance of the locusts was like that of horses equipped for war. On their heads they had wreaths which looked like gold.

"And when they have fully delivered their testimony, the Wild Beast which is to rise out of the bottomless pit will make war upon them and overcome them and kill them.

And war broke out in Heaven, Michael and his angels engaging in battle with the Dragon.

This made the Dragon furiously angry with the woman, and he went elsewhere to make war upon her other children--those who keep God's commandments and hold fast to the testimony of Jesus.

And permission was given him to make war upon God's people and conquer them; and power was given him over every tribe, people, language and nation.

They will make war upon the Lamb, and the Lamb will triumph over them; for He is Lord of lords and King of kings. And those who accompany Him--called, as they are, and chosen, and faithful--shall share in the victory."

Then I saw a door open in Heaven, and a white horse appeared. Its rider was named "Faithful and True" --being One who in righteousness acts as Judge, and makes war.

And I saw the Wild Beast, and the kings of the earth, and their armies, all assembled to make war, once for all, against the Rider upon the horse and against His army. And the Wild Beast was captured, and with him the false Prophet

and will go out to lead astray the nations in all the four corners of the earth, Gog and Magog, and assemble them for war, and they are like the sands on the seashore in number.