زَيْدٌ الْمُعَلِّمُ — Zayd is the teacher. Both terms are definite.
In one context, Zayd may be the mubtadaʾ and «الْمُعَلِّمُ» the khabar; in another, the second expression might be parsed as badal or ʿaṭf bayān.
The textbook’s permission to select either term is a rule of basic nominal predication, not permission to ignore discourse meaning or competing analyses.
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Mubtadaʾ and Khabar — Definition and Foundational Rules
زَيْدٌ الْمُعَلِّمُ — Zayd is the teacher. Both terms are definite.
In one context, Zayd may be the mubtadaʾ and «الْمُعَلِّمُ» the khabar; in another, the second expression might be parsed as badal or ʿaṭf bayān.
The textbook’s permission to select either term is a rule of basic nominal predication, not permission to ignore discourse meaning or competing analyses.