The statement in this stanza therefore is that corruption does not assail Adonais lying on his deathbed; but will shortly follow his remains to the grave, the dim [obscure, lightless] abode of corruption itself.

At that the cold clans of the wave With spray and surge and splash appeared: Up from each wrack-strewn, lightless cave Dim day-struck eyes affrighted peered.

Mostly she did not touch the man, only sat at his bedside in the crude chair Ben had fashioned for her while the minutes rolled into hours and the hours sped the night away,in tireless vigil, watching with lightless eyes.

A while, and even this had gone, and I was wrapped in an impalpable, lightless gloom.

It will forever remain unknown what passed between them through the long hours of that awful night, when the wind howled madly around the lightless house, and the clouds gathered blacker and thicker, shrouding it in impenetrable gloom.

In an instant, I had crossed the threshold, and the great doors closed, silently, shutting me in that lightless place.

After he had come through the second door, he entered a lightless room that gave an impression of immense spaciousness.