Sunan Abi Dawud 4993
سنن أبي داود#4993Da'ifNarrated AbuHurayrah: The Prophet (ﷺ) said: To harbour good thoughts is a part of well-conducted worship. (This is according to Nasr's version). Abu Dawud said: Mahna' is reliable and he is from Basrah
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif
Muhammad Muhyi Al-Din Abdul HamidDaif
Zubair Ali ZaiIsnaad Hasan
In-book reference: 43:221