“فَ” (fa)This word introduces a reason or result, like “so that.”Corpus grammarCAUS — prefixed caus particle.
“قُتِلَ” (qutila)means “So may he be destroyed” in this verse. It is a verb. an action or state word. Here it is perfect verb, passive, third person — masculine — singular.Corpus grammarV — third person masculine singular passive perfect verb.