32. grounded—rather, "decreed," "appointed" [Maurer].
staff—the avenging rod.
him—the Assyrian; type of all God's enemies in every age. Margin and Maurer construe, "Every passing through (infliction, Isa 28:15) of the appointed rod, which, &c., shall be with tabrets," that is, accompanied with joy on the part of the rescued peoples.
battles of shaking—that is, shock of battles (Isa 19:16; compare "sift … sieve," Isa 30:28).
with it—namely, Assyria.