Sunan Abi Dawud 993
سنن أبي داود#993SahihIsma’ll b. Umayyah said:I asked about a man who intertwines his fingers while he is engaged in prayer. He said that Ibn ‘Umar had said: This is the prayer of those who earn the anger of Allah
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 Muquf
Zubair Ali ZaiIsnaad Sahih
In-book reference: 2:604