لَّا يُسْمِنُ وَلَا يُغْنِى مِن جُوعٍۢ
Sentence structure
لَا يُسْمِنُ is a negative verbal clause; وَلَا يُغْنِى is coordinated with it. Both verbs have an understood subject referring to the food, and مِن جُوعٍ is linked to the second verb.
Ayah summary
That food will neither nourish the body nor relieve hunger.
لَّا — Not
Grammar: A non-governing negative particle.
يُسْمِنُ — it nourishes
Grammar: A third-person masculine-singular Form IV indicative imperfect with an understood subject referring to the food.
وَلَا — and not
Grammar: وَ coordinates and لَا negates without governing case.
يُغْنِى — it avails
Grammar: A third-person masculine-singular Form IV indicative imperfect with an understood subject referring to the food.
مِن — from
Grammar: A preposition linked to يُغْنِى.
جُوعٍۢ — hunger
Grammar: An indefinite masculine-singular genitive noun governed by مِن.