wa-innahu
And indeed it
CONJ – prefixed conjunction wa (and) + ACC – accusative particle inna + PRON – 3rd person masculine singular possessive pronoun ha
Root Link: ا ن ن
laḥasratun
(is) surely a regret
EMPH – emphatic prefix lām + N – nominative feminine indefinite noun
Root Link: ح س ر
l-kāfirīna
the disbelievers
DET – determiner prefix al + N – genitive masculine plural active participle
Root Link: ك ف ر