Ver. 3. That he might make thee know— See Matthew 4:3.
Related Commentaries of Deuteronomy 8:3
Deuteronomy 8:3
3 And he humbled thee, and suffered thee to hunger, and fed thee with manna, which thou knewest not, neither did thy fathers know; that he might make thee know that man doth not live by bread only, but by every word that proceedeth out of the mouth of the LORD doth man live.