Ruling on standing up after al-tahiyyat in the final sitting

Question

In the final sitting, having recited al-tahiyyat, a person forgetfully stood up and recited nothing; then, without reciting al-tahiyyat [again], the salam will be given to the right and sajda al-sahw performed. What needs to be ascertained is: how much [must he] recite?

Answer

The measure of three verses.

Source: Fatawa Mahmudiyya

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