Parallel
Isaiah 14:15
Swete's Septuagint · Berean Standard Bible
νῦν δὲ εἷς ᾅδου καταβήσῃ καὶ εἰς τὰ θεμέλια τῆς γῆς.
But you will be brought down to Sheol, to the lowest depths of the Pit.