'Slain' in the Bible

For there fell down many slain, for the war was of God. And they dwelt in their stead until the captivity.

And the Philistines fought against Israel; and the men of Israel fled from before the Philistines, and fell down slain on mount Gilboa.

And it came to pass the next day, that the Philistines came to strip the slain, and they found Saul and his sons fallen on mount Gilboa.

And this is the number of the mighty men whom David had: Jashobeam, the son of Hachmoni, the chief of the captains; he brandished his spear against three hundred, slain by him at one time.