Full Arabic — click to listen
fa-idhā
And behold
REM – prefixed resumption particle fa + SUR – surprise particle
Root Link: ا ذ ا
hum
They
PRON – 3rd person masculine plural personal pronoun hum
Root Link: ه م
bil-sāhirati
(will be) awakened
P – prefixed preposition bi + DET – determiner prefix al + N – genitive feminine noun 
Root Link: س ه 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