In a report such as “I said: no, and may Allah support you,” the prayer should not simply be treated as a coordinate of the reporting verb “I said.” The relevant connection is to the negative reply conveyed by lā.
The prayer is a separate benevolent utterance; wāw keeps it outside the scope of the negation.
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Ellipsis in Istiʾnāf and Two Grounds for Waṣl
In a report such as “I said: no, and may Allah support you,” the prayer should not simply be treated as a coordinate of the reporting verb “I said.” The relevant connection is to the negative reply conveyed by lā.
The prayer is a separate benevolent utterance; wāw keeps it outside the scope of the negation.