Full Arabic — click to listen
fa-idhā
But when
REM – prefixed resumption particle fa + T – time adverb
Root Link: ا ذ ا
jāati
comes
V – 3rd person feminine singular perfect verb
Root Link: ج ى ا
l-ṭāmatu
the Overwhelming Calamity
DET – determiner prefix al + N – nominative feminine noun
Root Link: ط م م
l-kub'rā
the great
DET – determiner prefix al + ADJ – nominative feminine adjective
Root Link: ك ب 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