Sunan Abi Dawud 1025
سنن أبي داود#1025SahihNarrated Abdullah ibn Abbas: The Prophet (ﷺ) named the two prostrations of forgetfulness disgraceful for the devil
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
Zubair Ali ZaiHasan
In-book reference: 2:636