'Man of War' in the Bible

At that time they put about ten thousand men of Moab to the sword, every strong man and every man of war; not a man got away.

And the angel of the Lord came before his eyes, and said to him, The Lord is with you, O man of war.

Now Jephthah the Gileadite was a great man of war; he was the son of a loose woman, and Gilead was his father.