yul'qūna
They pass on
V – 3rd person masculine plural (form IV) imperfect verb + PRON – subject pronoun na
Root Link: ل ق ى
wa-aktharuhum
and most of them
CONJ – prefixed conjunction wa (and) + N – nominative masculine singular noun + PRON – 3rd person masculine plural object pronoun Ha
Root Link: ك ث ر