The sun shall be turned into darkness, and the moon into blood, before that great and notable day of the Lord come:
Acts 2:20
King James Version (public domain)
Traditionally attributed to Luke · 1st century AD · Physician and companion of the Apostle Paul
Context
18And on my servants and on my handmaidens I will pour out in those days of my Spirit; and they shall prophesy:
19And I will shew wonders in heaven above, and signs in the earth beneath; blood, and fire, and vapour of smoke:
20The sun shall be turned into darkness, and the moon into blood, before that great and notable day of the Lord come:
21And it shall come to pass, that whosoever shall call on the name of the Lord shall be saved.
22Ye men of Israel, hear these words; Jesus of Nazareth, a man approved of God among you by miracles and wonders and signs, which God did by him in the midst of you, as ye yourselves also know: