Psalm 78/Notes/Grammar.V. 9.179548
From Psalms: Layer by Layer
Rather than modifying the subject, the phrase(s) נוֹשְׁקֵ֥י רוֹמֵי־קָ֑שֶׁת could also be understood as adverbial, though this is unlikely in light of the ancient versions and the Masoretic accents.