Joel 2:30-31

“I will show signs and wonders [displaying My power] in the heavens and on the earth, Blood and fire and columns of smoke. “The sun will be turned into darkness And the moon into blood Before the great and terrible day of the LORD comes. [Is 13:6, 9-11; 24:21-23; Ezek 32:7-10; Matt 24:29, 30; Rev 6:12-17]