“أَ” (ʾaa)This word asks a question, like “is?” or “do?”Corpus grammarINTG — prefixed intg particle.
“وَ” (wa)This is an extra supporting word used for Arabic grammar or emphasis.Corpus grammarSUP — prefixed sup particle.
“ءَابَاؤُ” (ʾābāʾuu)means “Or our fathers” in this verse. It is a noun. a naming word. Here it is masculine — plural, nominative.Corpus grammarN — masculine plural nominative noun.
“نَا” (nā)an attached pronoun meaning “we” or “us.”Corpus grammarPRON — first person plural attached pronoun.