15. every high tower, and the walls of every fortress.
16. He will sink even the largest and most beautiful ships.
17-18. Human pride will be ended, and human arrogance will be destroyed. Idols will completely disappear, and the Lord alone will be exalted on that day.
19. People will hide in caves in the rocky hills or dig holes in the ground to try to escape from the Lord's anger and to hide from his power and glory, when he comes to shake the earth.