וְֽלֹא־יָ֭דַע כִּֽי־רְפָאִ֣ים שָׁ֑ם בְּעִמְקֵ֖י שְׁא֣וֹל קְרֻאֶֽיהָ׃ (פ)
But he knoweth not that the shades are there; that her guests are in the depths of the nether-world.
Find Mishnaic references to Proverbs 9:18: , passages from the 63 tractates of the Mishnah.