'Fighting' in the Bible

He went out the second day, and behold, two men of the Hebrews were fighting with each other. He said to him who did the wrong, "Why do you strike your fellow?"

Now Saul, and they, and all the men of Israel, were in the valley of Elah, fighting with the Philistines.

David was told, "Behold, the Philistines are fighting against Keilah, and are robbing the threshing floors."

Moreover Uzziah had an army of fighting men, who went out to war by bands, according to the number of their reckoning made by Jeiel the scribe and Maaseiah the officer, under the hand of Hananiah, one of the king's captains.

The word which came to Jeremiah from Yahweh, when Nebuchadnezzar king of Babylon, and all his army, and all the kingdoms of the earth that were under his dominion, and all the peoples, were fighting against Jerusalem, and against all the cities of it, saying:

when the king of Babylon's army was fighting against Jerusalem, and against all the cities of Judah that were left, against Lachish and against Azekah; for these [alone] remained of the cities of Judah [as] fortified cities.