Joel 2:10-12 Revised Standard Version Catholic Edition (RSVCE)
10 The earth quakes before them,
the heavens tremble.
The sun and the moon are darkened,
and the stars withdraw their shining.
11 The Lord utters his voice
before his army,
for his host is exceedingly great;
he that executes his word is powerful.
For the day of the Lord is great and very terrible;
who can endure it?
12 “Yet even now,” says the Lord,
“return to me with all your heart,
with fasting, with weeping, and with mourning;