On that day they will roar like the waves of the sea. And when people look at the land, they will see only darkness and pain; all light will become dark in this thick cloud.
“ ‘Those of you who are left alive will lose their courage in the land of their enemies. They will be frightened by the sound of a leaf being blown by the wind. They will run as if someone were chasing them with a sword, and they will fall even when no one is chasing them.
“Soon after the trouble of those days, ‘the sun will grow dark, and the moon will not give its light. The stars will fall from the sky. And the powers of the heavens will be shaken.’