فَأَنتَ لَهُۥ تَصَدَّىٰ
Sentence structure
This is the response to the preceding division. أَنتَ is the subject, تَصَدَّىٰ its verbal predicate, and لَهُۥ is linked to the verb.
Ayah summary
The Prophet ﷺ was giving close attention to guiding him.
فَأَنتَ — So you
Grammar: فَ marks the answer to أَمَّا. أَنتَ is a detached pronoun functioning as the subject of the nominal sentence.
لَهُۥ — to him
Grammar: لَ is a preposition. هُۥ is a pronoun functioning as the genitive complement.
تَصَدَّىٰ — give attention
Grammar: form V second-person masculine singular imperfect verb; it functions as the predicate.