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bal
Nay
RET – retraction particle
Root Link: ب ل
kadhabū
they deny
V – 3rd person masculine plural (form II) perfect verb + PRON – subject pronoun waw
Root Link: ك ذ ب
bil-sāʿati
the Hour
P – prefixed preposition bi + DET – determiner prefix al + N – genitive feminine noun 
Root Link: س و ع
wa-aʿtadnā
and We have prepared
CONJ – prefixed conjunction wa (and) + V – 1st person plural (form IV) perfect verb + PRON – 1st person plural object pronoun nā
Root Link: ع ت د
liman
for (those) who
P – prefixed preposition lām + REL – relative pronoun
Root Link: م ن
kadhaba
deny
V – 3rd person masculine singular (form II) perfect verb
Root Link: ك ذ ب
bil-sāʿati
the Hour
P – prefixed preposition bi + DET – determiner prefix al + N – genitive feminine noun 
Root Link: س و ع
saʿīran
a Blazing Fire
N – accusative masculine indefinite noun
Root Link: س ع ر

Acknowledgements:

Single-Word Audio has been made possible through software provided by Arabic NLP

James Ada's concordance work; his research can be found at www.organizedQuran.com
Note: James is now a member of the IslamAwakened Continuity Board