Isaiah 21:11-12 (ESV)
The oracle concerning Dumah.
One is calling to me from Seir,
“Watchman, what time of the night?
Watchman, what time of the night?”
The watchman says:
“Morning comes, and also the night.
If you will inquire, inquire;
come back again.”

The Repentance of Nineveh, 1829
after John Martin (English, 1789 - 1854)