Sunan Abi Dawud Book 2, Hadith 424

There is no short or long surah in al-Mufassal which I have not heard the Messenger of Allah (May peace be upon him) reciting when he led the people in the prescribed prayer.

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This indicates that those (traditions indicating long surahs) are abrogated, and this is more sound tradition.

Sunan Abi Dawud Book 2, Hadith 423
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He is Allah, the One” (Surah 112).

Sunan Abi Dawud Book 2, Hadith 425