iṣ'lawhā
Burn therein
V – 2nd person masculine plural imperative verb + PRON – subject pronoun waw + PRON – 3rd person feminine singular object pronoun hā
Root Link: ص ل ى
kuntum
you used to
V – 2nd person masculine plural perfect verb + PRON – subject pronoun tum
Root Link: ك و ن
takfurūna
disbelieve
V – 2nd person masculine plural imperfect verb + PRON – subject pronoun ūna
Root Link: ك ف ر