Full Arabic — click to listen
fa-idhā
But when
REM – prefixed resumption particle fa + T – time adverb
Root Link: ا ذ ا
nazala
it descends
V – 3rd person masculine singular perfect verb
Root Link: ن ز ل
bisāḥatihim
in their territory
P – prefixed preposition bi + N – genitive feminine noun  + PRON – 3rd person masculine plural object pronoun Ha
Root Link: س و ح
fasāa
then evil (will be)
REM – prefixed resumption particle fa + V – 3rd person masculine singular perfect verb
Root Link: س و ء
ṣabāḥu
(the) morning
N – nominative masculine noun
Root Link: ص ب ح
l-mundharīna
(for) those who were warned
DET – determiner prefix al + N – genitive masculine plural (form IV) passive participle
Root Link: ن ذ 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