walaqad
And certainly
CONJ – prefixed conjunction wa (and) + EMPH – emphatic prefix lām + CERT – particle of certainty
Root Link: ق د
arsalnā
We sent
V – 1st person plural (form IV) perfect verb + PRON – 1st person plural object pronoun nā
Root Link: ر س ل
biāyātinā
with Our Signs
P – prefixed preposition bi + N – genitive feminine plural noun + PRON – 1st person plural object pronoun nā
Root Link: ا ى ا
wasul'ṭānin
and an authority
CONJ – prefixed conjunction wa (and) + N – genitive masculine indefinite noun
Root Link: س ل ط