yattakhidha
He should take
V – 3rd person masculine singular (form VIII) imperfect verb, subjunctive mood
Root Link: ا خ ذ
sub'ḥānahu
Glory be to Him
N – accusative masculine noun + PRON – 3rd person masculine singular possessive pronoun ha
Root Link: س ب ح
fa-innamā
then only
REM – prefixed resumption particle fa + ACC – accusative particle inna + PREV – preventive particle mā
Root Link: ا ن ن م
lahu
to it
P – prefixed preposition lām + PRON – 3rd person masculine singular personal pronoun hu
Root Link: ل
fayakūnu
and it is
CONJ – prefixed conjunction fa (and) + V – 3rd person masculine singular imperfect verb
Root Link: ك و ن