qub.ba.at denotes the residue associated with a cup of reeling and divine rage in Isaiah.

In both occurrences, the noun stands in construct with “cup” within the image of drinking the cup of reeling and rage: Jerusalem has drained it in Isaiah 51:17, and God removes it from its hand in Isaiah 51:22.

1. Residue in the cup of reeling · dominant

   Both construct-form occurrences belong to the phrase concerning a cup. In Isaiah 51:17 the APB renders Jerusalem as having drunk and drained “the dreg of the cup of reeling”; in Isaiah 51:22 it renders God as taking away “the dreg of the cup of my rage.”

   Isaiah 51:17Isaiah 51:22

In the Anselm Project Bible: The APB presents the term as “the dreg” in both verses, within a cup image. This rendering is treated as confirmation of the clause rather than a precise word-by-word equivalence.