بَلَىٰٓ إِنَّ رَبَّهُۥ كَانَ بِهِۦ بَصِيرًۭا
Sentence structure
بَلَىٰٓ answers the preceding negation affirmatively. رَبَّهُۥ is the noun of إِنَّ, and the deficient clause كَانَ بِهِۦ بَصِيرًا is its predicate; بَصِيرًا is the accusative predicate of كَانَ.
Ayah summary
The Lord was watching every state and deed and will not leave that person without account.
بَلَىٰٓ — Yes
Grammar: A non-governing response particle that answers the preceding negation affirmatively.
إِنَّ — Indeed
Grammar: An accusative and emphatic particle; رَبَّهُۥ is its noun and the following deficient clause its predicate.
رَبَّهُۥ — his Lord
Grammar: رَبَّ is the accusative noun of إِنَّ; attached هُۥ is its genitive possessor.
كَانَ — was
Grammar: A deficient third-person masculine-singular perfect with understood هُوَ as its noun and بَصِيرًا as its predicate; its clause is the predicate of إِنَّ.
بِهِۦ — of him
Grammar: بِ is a preposition and attached هِۦ its genitive pronoun; the phrase is linked to بَصِيرًا.
بَصِيرًۭا — All-Seer
Grammar: An indefinite accusative adjective functioning as the predicate of كَانَ.