وَالسَّارِقُ وَالسَّارِقَةُ فَاقْطَعُوا أَيْدِيَهُمَا جَزَاءً بِمَا كَسَبَا نَكَالًا مِنَ اللَّهِ (Quran 5:38)
The expressions جَزَاءً بِمَا كَسَبَا and نَكَالًا مِنَ اللَّهِ state the recompense and deterrent purpose mentioned for the command. These mansub verbal nouns explain purpose rather than naming the thing affected by the action.
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Maf'ul Lahu: The Reason for an Action
وَالسَّارِقُ وَالسَّارِقَةُ فَاقْطَعُوا أَيْدِيَهُمَا جَزَاءً بِمَا كَسَبَا نَكَالًا مِنَ اللَّهِ (Quran 5:38)
The expressions جَزَاءً بِمَا كَسَبَا and نَكَالًا مِنَ اللَّهِ state the recompense and deterrent purpose mentioned for the command. These mansub verbal nouns explain purpose rather than naming the thing affected by the action.