wakāna
And were
CONJ – prefixed conjunction wa (and) + V – 3rd person masculine singular perfect verb
Root Link: ك و ن
l-madīnati
the city
DET – determiner prefix al + N – genitive feminine singular noun
Root Link: م د ن
yuf'sidūna
they were spreading corruption
V – 3rd person masculine plural (form IV) imperfect verb + PRON – subject pronoun na
Root Link: ف س د
yuṣ'liḥūna
reforming
V – 3rd person masculine plural (form IV) imperfect verb + PRON – subject pronoun na
Root Link: ص ل ح