The sun shall be turned to darkness, and the moon to blood, before the great and awesome day of the LORD comes.
We now see why the Prophet adds here this sad catalogue, and how well these things harmonize together, — that God would testify his paternal love by the manifestation of Christ, — and that he would exhibit tokens of his wrath, which would fill the whole world with anxiety and fear.
The promises of corn, and wine, and oil, in the foregoing verses, would be very acceptable to a wasted country; but here we are taught that we must not rest in those things. God has reserved some better things for us, and these verses have reference to those better things, both the kingdom of grace and the kingdom of glory, with the happiness of true believers in both.
Commenting on Joel 2:28-32
The sun shall be turned into darkness, and the moon into blood,.... Not by eclipses, as Aben Ezra; but by the clouds of smoke arising from the burning of towns and cities, which would be so great as to obscure the sun, and through which the moon would look like blood: or all, this may be understood in a figurative sense of the change that...