Sahih al-Bukhari Sales and Trade al-Miqdam bin Ma'di Karb Sahih 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 (ﷺ) of Allah, David used to eat from the earnings of his manual labor.” https://parallelquran.com/hadith/sahih-al-bukhari-1997/ Sahih al-Bukhari Sales and Trade al-Miqdam bin Ma'di Karb Sahih The Prophet (ﷺ) said, “Measure your foodstuff and you will be blessed.” https://parallelquran.com/hadith/sahih-al-bukhari-2052/