Parallel
Joel 2:31
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
The sun shall be turned into darkness, and the moon into blood, before the great and the terrible day of the Lord come.
The sun will be turned to darkness and the moon to blood before the coming of the great and awesome (note: Or dreadful; LXX glorious) Day of the LORD.