وَإِنْ لَمْ يَجُزِ الْعَطْفُ، تَعَيَّنَ النَّصْبُ، نَحْوُ: «جِئْتُ وَزَيْدًا».
Translation: Where coordination is not permitted, the accusative is required: “I came with Zayd.”
This is case two. Without the separate emphatic pronoun, the text treats the following noun as an accusative accompaniment complement rather than a nominative coordinated subject.
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Al-Mafʿūl Maʿahu: Accompaniment and Coordination
وَإِنْ لَمْ يَجُزِ الْعَطْفُ، تَعَيَّنَ النَّصْبُ، نَحْوُ: «جِئْتُ وَزَيْدًا».
Translation: Where coordination is not permitted, the accusative is required: “I came with Zayd.”
This is case two. Without the separate emphatic pronoun, the text treats the following noun as an accusative accompaniment complement rather than a nominative coordinated subject.