Isaiah 22:6 - Wesley's Explanatory Notes

Elam — The Persians, who now, and for a long time after, were subject to the Assyrian and Chaldean emperors. Quiver — Being expert bowmen. Horsemen — As some fought on foot, so others fought from chariots and horses. Kir — The Medes, so called from Kir, an eminent city and region of Media. Uncovered — Prepared it and themselves for the battle.