Gevurot 2:20

20 ‘The shemesh (sun) will be transformed into choshech (darkness) and the moon into blood before the great and dreadful YOM HASHEM.")

Gevurot 2:20 Meaning and Commentary

Acts 2:20

The sun shall be turned into darkness
As at the death of Christ, by a total eclipse of it:

and the moon into blood;
as at the opening of the sixth seal, ( Revelation 6:12 )

before that great and notable day of the Lord come;
when he shall come in power and great glory, as he did in a few years after this, to take vengeance on the Jews, and destroy their nation, city, and temple; in which there was a display of his greatness, and power, and which was awful and "terrible" to them, as in Joel it is called; (See Gill on Matthew 24:29).

Gevurot 2:20 In-Context

18 ‘And upon My avadim and upon My shfakhot in BAYYAMIM HAHEMMAH ESHPOCH ES RUCHI ("in those days I will pour out my Ruach Hakodesh") and they will speak dvarim hanevu’ah:

19 ‘And I will give MOFTIM BASHOMAYIM and signs on ha’aretz below DAHM VA’EISH V’TIMROT ASHAM ("blood and fire and billows of smoke")

20 ‘The shemesh (sun) will be transformed into choshech (darkness) and the moon into blood before the great and dreadful YOM HASHEM.")

21 ("And it will be that everyone whoever calls upon the Name of Adonoi will be saved".)' [BERESHIS 4:26; 26:25; TEHILLIM 105:1; YOEL 3:1-5 (2:2832)]

22 "Anshei Yisroel, listen to these dvarim: Yehoshua of Natzeret, a man having been attested by Hashem to you by gevurot and moftim which Hashem did through him in your midst, just as you yourselves have da’as