Word by Word Analysis

لِيُوَفِّيَهُمْ أُجُورَهُمْ وَيَزِيدَهُم مِّن فَضْلِهِۦٓ ۚ إِنَّهُۥ غَفُورٌ شَكُورٌ 30

That He may give them in full their rewards and increase for them of His bounty. Indeed, He is Forgiving and Appreciative.