Isaiah
Isaiah 21:12ESV·traditional attribution

The watchman says: “Morning comes, and also the night. If you will inquire, inquire; come back again.”

John Calvin Reformed @genevareformer

12. The morning cometh. This means that the anxiety will not last merely for a single day, or for a short time, as if the watchman had replied, “What I tell you to-day, I will tell you again to-morrow; if you are afraid now, you will also be afraid to-morrow.” It is a most wretched condition when men are tortured with anxiety, in such a...

Matthew Henry Presbyterian @wholebiblehenry

This prophecy concerning Dumah is very short, and withal dark and hard to be understood. Some think that Dumah is a part of Arabia, and that the inhabitants descended from Dumah the sixth son of Ishmael, as those of Kedar (Isa 21:16, Isa 21:17) from Ishmael's second son, Gen 25:13, Gen 25:14. Others, because Mount Seir is here mentioned, by Dumah understand Idumea, the country of the Edomites.

Commenting on Isaiah 21:11-12

John Gill Reformed Baptist @doctorgill

The watchman said, the morning cometh, and also the night,.... Not only a morning, but a night; and as sure as the morning comes, so shall the night; there wilt be a constant succession of morning and night; as a morning of prosperity, so a night of adversity: the morning of the Gospel dispensation was coming on, or of Christ's coming in the flesh, which...