When an indefinite noun is added to a definite noun, the mudaf becomes definite through the idafah.
كِتَابٌ means “a book.”
كِتَابُ زَيْدٍ means “Zayd’s book” - a specific book.
The definiteness comes from the definite mudaf ilayh.
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The Basic Rule
When an indefinite noun is added to a definite noun, the mudaf becomes definite through the idafah.
كِتَابٌ means “a book.”
كِتَابُ زَيْدٍ means “Zayd’s book” - a specific book.
The definiteness comes from the definite mudaf ilayh.