Leviathan, serpent, and reptile are metaphors used to refer to the enemies of God and His people. At that time, demonic forces acted through the empires of Assyria an Babylon to annihilator Israel.

However, the kings of these nations exercised their power within the limits of Divine permission.

When the Most High determined the end of oppression, He used His sword to do justice and exert judgment. Leviathan, serpent, and reptile are names attributed to the devil, who will receive from the Almighty at the end of time a just and terrible punishment for his actions against the Creator and His creatures.