lahumu
(there be) for them
P – prefixed preposition lām + PRON – 3rd person masculine plural personal pronoun humu
Root Link: ل
waqad
when verily
CONJ – prefixed conjunction wa (and) + CERT – particle of certainty
Root Link: ق د
jāahum
had come to them
V – 3rd person masculine singular perfect verb + PRON – 3rd person masculine plural object pronoun Ha
Root Link: ج ى ا