afaman
Then is he who
INTG – prefixed interrogative alif + SUP – prefixed supplemental particle fa + REL – relative pronoun
Root Link: م ن
wajhihi
his face
N – genitive masculine noun + PRON – 3rd person masculine singular possessive pronoun ha
Root Link: و ج ه
mus'taqīmin
Straight
ADJ – genitive masculine indefinite (form X) active participle
Root Link: ق و م