'Troops' in the Bible

Howl, O gate! cry, O city! thou, Philistia, art wholly dissolved; for there cometh from the north a smoke, and none remaineth apart in his gatherings of troops.

Elam took up the quiverWith the chariots, infantry and horsemen;And Kir uncovered the shield.

And I will encamp against thee round about, and will lay siege against thee with posted troops, and I will raise siege works against thee.

The Lord's messenger went out and killed 185,000 troops in the Assyrian camp. When they got up early the next morning, there were all the corpses!