qulūbuhum
their hearts
N – nominative feminine plural noun + PRON – 3rd person masculine plural object pronoun Ha
Root Link: ق ل ب
walahum
and for them
CONJ – prefixed conjunction wa (and) + P – prefixed preposition lām + PRON – 3rd person masculine plural personal pronoun hum
Root Link: ل
lahā
for it
P – prefixed preposition lām + PRON – 3rd person feminine singular personal pronoun hā
Root Link: ل