وَمَا لِأَحَدٍ عِندَهُۥ مِن نِّعْمَةٍ تُجْزَىٰٓ
Sentence structure
وَمَا begins a negative nominal construction. لِأَحَدٍ and عِندَهُۥ are prepositional/adverbial phrases; مِن نِّعْمَةٍ occurs under negation, and passive تُجْزَىٰٓ describes نِّعْمَةٍ.
Ayah summary
No one has done him a favour for which he is repaying them.
وَمَا — And not
Grammar: وَ coordinates and مَا is a non-governing negative particle.
لِأَحَدٍ — for anyone
Grammar: لِ is a preposition and أَحَدٍ an indefinite masculine genitive noun. This phrase is linked through an omitted element.
عِندَهُۥ — with him
Grammar: A locative adverb annexed to attached masculine-singular possessor هُۥ. This phrase is linked to «نِعْمَةٍ».
مِن — any
Grammar: A preposition occurring after negation before the indefinite noun نِّعْمَةٍ. An omitted predicate is associated with «نِعْمَةٍ».
نِّعْمَةٍۢ — favor
Grammar: An indefinite feminine genitive noun after مِن, described by the following clause.
تُجْزَىٰٓ — to be repaid
Grammar: A third-person feminine-singular passive imperfect with understood passive subject هِيَ; its clause describes نِّعْمَةٍ.