Proverbs 9:18
But they do not know that the dead are there,
What it says
But her guests do not know that the dead are there and that her invited ones are in the depths of Sheol.
What it is doing
This verse closes the chapter by unveiling the true end of Folly's feast.
In context
13The woman named Folly is loud; 14She sits at the door of her house, 15calling out to those who pass by, 16“Whoever is simple, let him turn in here!” 17“Stolen water is sweet, 18But they do not know that the dead are there,