إِلَّا ٱبْتِغَآءَ وَجْهِ رَبِّهِ ٱلْأَعْلَىٰ
Sentence structure
إِلَّا introduces the exclusion. ٱبْتِغَآءَ is an accusative Form VIII verbal noun; وَجْهِ رَبِّهِ is a nested genitive annexation and ٱلْأَعْلَىٰ describes رَبِّهِ.
Ayah summary
He seeks only the pleasure of his Lord, the Most High.
إِلَّا — Except
Grammar: A particle introducing an exclusion from the preceding negative construction.
ٱبْتِغَآءَ — seeking
Grammar: A Form VIII verbal noun in the accusative, functioning in the exclusion construction.
وَجْهِ — the pleasure
Grammar: A masculine genitive complement of ٱبْتِغَآءَ, annexed to رَبِّ.
رَبِّهِ — of his Lord
Grammar: A masculine genitive complement of وَجْهِ; attached هِ is its possessor.
ٱلْأَعْلَىٰ — the Most High
Grammar: A defined masculine genitive elative adjective describing رَبِّهِ.