'War' in the Bible

How are the mighty fallen, and the instruments of war perished!

And the war was long between the house of Saul and the house of David; but David became continually stronger, and the house of Saul became continually weaker.

And it came to pass while there was war between the house of Saul and the house of David, that Abner made himself strong for the house of Saul.

and Toi sent Joram his son to king David, to inquire of his welfare, and to congratulate him, because he had fought against Hadadezer and smitten him; for Hadadezer was continually at war with Toi. And he brought with him vessels of silver, and vessels of gold, and vessels of bronze.

And when Urijah had come to him, David asked how Joab prospered, and how the people prospered, and how the war prospered.

Then Joab sent and told David all the matters of the war;

and charged the messenger, saying, When thou hast ended telling the matters of the war to the king,

And Hushai said, Thou knowest thy father and his men, that they are mighty men, and they are of exasperated spirit, as a bear robbed of her whelps in the field; and thy father is a man of war, and will not lodge with the people.

And the Philistines had yet war again with Israel; and David went down, and his servants with him, and fought with the Philistines. And David was exhausted.

He teacheth my hands to war, And mine arms bend a bow of brass.