לָכֵ֗ן הִרְחִ֤יבָה שְּׁאוֹל֙ נַפְשָׁ֔הּ וּפָעֲרָ֥ה פִ֖יהָ לִבְלִי־חֹ֑ק וְיָרַ֨ד הֲדָרָ֧הּ וַהֲמוֹנָ֛הּ וּשְׁאוֹנָ֖הּ וְעָלֵ֥ז בָּֽהּ׃
דעריבער האָט שאול פֿאַרברײטערט איר גלוסטונג, און האָט אױפֿגעעפֿנט איר מױל אָן אַ מאָס; און אַראָפּ גײט איר פּראַכט, און איר המון, און איר גערױש, און דער װאָס פֿרײט זיך צװישן זײ.
Rashi
Therefore, the nether-world has expanded Retribution corresponding to deed; they expanded themselves to swallow much food and drink, and they opened their mouth to swallow, so will the nether world expand itself to swallow.
Ibn Ezra
נפשה Her breath.25A. V., Herself. נפש is the breath that comes out of the mouth; comp. נפשו his breath (Job 41:21).
Rashi
without measure Without end; and why [did the grave open] without measure? Because these people had no measure or limit to their enjoyments.
Rashi
And those who rejoice therein Heb. ועלז בה. [I.e., those who rejoiced in Jerusalem, or in all the Land of Israel, with the plenty they had there, will fall into Sheol, i.e., they will die.]