As the fire burneth a wood ... - The same idea is here presented under another form. No image of desolation is more fearful than that of fire raging in a forest; or of fire on the mountains. As trees and shrubs and grass fall before such a flame, so the prayer is, that they who had combined against the people of God might be swept away by his just displeasure.
Related Commentaries of Psalms 83:14
Psalms 83:14
14 As the fire burneth a wood, and as the flame setteth the mountains on fire;