Sahih al-Bukhari 2072
صحيح البخاري#2072SahihNarrated Al-Miqdam:The Prophet (ﷺ) said, "Nobody has ever eaten a better meal than that which one has earned by working with one's own hands. The Prophet of Allah, David (ﷺ) used to eat from the earnings of his manual labor
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 34:25