faghulibū
So they were defeated
REM – prefixed resumption particle fa + V – 3rd person masculine plural passive perfect verb + PRON – subject pronoun waw
Root Link: غ ل ب
wa-inqalabū
and returned
CONJ – prefixed conjunction wa (and) + V – 3rd person masculine plural (form VII) perfect verb + PRON – subject pronoun waw
Root Link: ق ل ب