'War' in the Bible

“Now you also know what Joab the son of Zeruiah did to me, what he did to the two commanders of the armies of Israel, to Abner the son of Ner, and to Amasa the son of Jether, whom he killed; he also shed the blood of war in peace. And he put the blood of war on his belt about his waist, and on his sandals on his feet.

But Solomon did not make slaves of the sons of Israel; for they were men of war, his servants, his princes, his captains, his chariot commanders, and his horsemen.

Now the rest of the acts of Jeroboam, how he made war and how he reigned, behold, they are written in the Book of the Chronicles of the Kings of Israel.

There was war between Rehoboam and Jeroboam continually.

There was war between Rehoboam and Jeroboam all the days of his life.

Now the rest of the acts of Abijam and all that he did, are they not written in the Book of the Chronicles of the Kings of Judah? And there was war between Abijam and Jeroboam.

Now there was war between Asa and Baasha king of Israel all their days.

There was war between Asa and Baasha king of Israel all their days.

Then he said, “If they have come out for peace, take them alive; or if they have come out for war, take them alive.”

Three years passed without war between Aram and Israel.