|If chapter 1 …|then chapter 2 …| |---|---| |1. describes an actual locust infestation …|presents a heightened description of the same invasion.| |2. describes an actual locust infestation …|issues a warning about a coming military offensive.| |3. describes an actual locust infestation functioning as a prophetic forerunner …|uses that imagery to portray a human army in terms of a decisive conflict on the day of the Lord.| |4. describes a military attack in terms of the metaphor of a locust invasion …|represents the coming of an enemy usually viewed as the Assyrians or Babylonians.|