ضَرَبْتُهُ تَأْدِيبًا
Translation: I struck him for discipline.
ضَرَبْتُ: past-tense verb built on sukūn with the subject suffix -tu (nominative position).
هُ: attached object pronoun, accusative position.
تَأْدِيبًا: accusative purpose/reason complement.
The suffix -hu answers “whom?”, but taʾdīban answers “why?”. They are not two direct objects.
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Al-Mafʿūl Lahu: Expressing the Reason for an Action
ضَرَبْتُهُ تَأْدِيبًا
Translation: I struck him for discipline.
ضَرَبْتُ: past-tense verb built on sukūn with the subject suffix -tu (nominative position).
هُ: attached object pronoun, accusative position.
تَأْدِيبًا: accusative purpose/reason complement.
The suffix -hu answers “whom?”, but taʾdīban answers “why?”. They are not two direct objects.