Sunan Abi Dawud 813
سنن أبي داود#813SahihHIsham b . ‘Urwah said that his father (‘Umrah) used to recite the surahs as you recite like Wa’l-Adiyat(surah c). Abu Dawud said:This indicates that those (traditions indicating long surahs) are abrogated, and this is more sound tradition
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih Maqtu
Muhammad Muhyi Al-Din Abdul HamidSahih Maqtu
Zubair Ali ZaiIsnaad Sahih
In-book reference: 2:423