This chapter is an abridgment of the foregoing chapter; the heads of it are much the same. Here is, I. A woe to those who, when the Assyrian army invaded them, trusted to the Egyptians, and not to God, for succour, Isa. 31:1-3. II. Assurance given of the care God would take of Jerusalem in that time of danger and distress, Isa. 31:4, 5. III. A call to repentance and reformation, Isa. 31:6, 7. IV. A prediction of the fall of the Assyrian army, and the fright which the Assyrian king should thereby be put into, Isa. 31:8, 9.