The sun will be turned into darkness, and the moon into blood, before the great and terrible day of Yahweh comes.
The sun shall be turned into darkness, and the moon into blood, before the great and the terrible day of the LORD come. (t) The order of nature will seem to be changed because of the horrible afflictions that will be in the world; .
Peter settles the meaning for us: Pentecost fulfilled this word. The Spirit poured out then was no mere trickle as in the Old Testament days of judges and prophets, but a full stream, abundant and plentiful, the very gift the Prophet foretold for the last days of Messiah.
AI summary
Commenting on Joel 2:28-32
Joe 2:31-32 (Hebrew_Bible_3:4-5) For Joe 2:31, see at Joe 2:1, Joe 2:11. But it is only by the world and its children that the terrible day of the Lord is to be feared; to the children of God it brings redemption (Luk 21:28). Whoever calls upon the name of Jehovah, i.e., the believing worshippers of the Lord, will be exempted from the judgment.
Commenting on Joel 2:31-32