kadhālika
Thus
P – prefixed preposition ka + DEM – masculine singular demonstrative pronoun
Root Link: ذ ل ك
kānū
were
V – 3rd person masculine plural perfect verb + PRON – subject pronoun waw
Root Link: ك و ن
biāyāti
(the) Signs
P – prefixed preposition bi + N – genitive feminine plural noun
Root Link: ا ى ا
yajḥadūna
rejecting
V – 3rd person masculine plural imperfect verb + PRON – subject pronoun na
Root Link: ج ح د