Sahih Muslim 6048
صحيح مسلم#6048SahihA'isha reported:Never did Allah's Messenger (ﷺ) make a choice between two things but adopting the easier one as compared to the difficult one, but his choice for the easier one was only in case it did not involve any sin, but if it involved sin he was the one who was the farthest from it amongst the people
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 43:106