John Gills Exposition of the Bible Commentary - Genesis 37:36
And the Midianites sold him into Egypt ,.... Or Medanites, who sprung from Medan, a brother of Midian, and son of Keturah, Genesis 24:2 ; and were distinct from the Midianites, though they dwelt near them, and were now in company with them, and with the Ishmaelites, and were all concerned in the buying and selling of Joseph, and therefore this is sometimes ascribed to the one, and sometimes to the other: unto Potiphar, an officer of Pharaoh ; the word is sometimes used for an eunuch,... read more
Matthew Henry's Complete Commentary - Genesis 37:31-36
I. Joseph would soon be missed, great enquiry would be made for him, and therefore his brethren have a further design, to make the world believe that Joseph was torn in pieces by a wild beast; and this they did, 1. To clear themselves, that they might not be suspected to have done him any mischief. Note, We have all learned of Adam to cover our transgression, Job 31:33. When the devil has taught men to commit one sin, he then teaches them to conceal it with another, theft and murder with lying... read more