Sunan Abi Dawud 891
سنن أبي داود#891Sahih‘Abbas b. ‘Abd al-Muttalib said that he heard the Messenger of Allah (ﷺ) as saying:when a servant (of Allah) prostrates himself, the seven limbs, i.e, his face, his palms, his knees and his feet prostrate along with him
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 ZaiSahih Muslim (491)
In-book reference: 2:501