Sunan Abi Dawud 753
سنن أبي داود#753SahihNarrated AbuHurayrah: When the Messenger of Allah (ﷺ) began his prayer, he raised his hands extensively
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiIsnaad Hasan
In-book reference: 2:363