Egypt’s army would have had many mercenaries from surrounding nations. In this case an Egyptian commander is envisioned calling on soldiers from Cush (Ethiopia), Put (a region along the east coast of Africa) and Lud (a region in Asian minor) to go out in battle.1
9 Advance, O horses, and rage, O chariots! Let the warriors go out: men of Cush and Put who handle the shield, men of Lud, skilled in handling the bow.