“وَ” (wa)a joining word meaning “and.” It connects this word to what came before.Corpus grammarCONJ — prefixed conjunction wa (and).
“حَفِظْ” (ḥafiẓ)means “And We have protected it” in this verse. It is a verb. an action or state word. Here it is perfect verb.Corpus grammarV — first person plural perfect verb.
“نَٰ” (nā)an attached pronoun meaning “we” or “us.”Corpus grammarPRON — first person plural subject pronoun.
“هَا” (hā)an attached pronoun meaning “she” or “her.”Corpus grammarPRON — third person feminine singular attached pronoun.