Our fathers ate the manna in the wilderness. As it is written, 'He gave them bread out of heaven{Greek and Hebrew use the same word for "heaven", "the heavens", "the sky", and "the air".} to eat.'"

 6:28-29 They said to him: "What are we to do to work the works of God?" Jesus answered: "This is the work of God, to believe in him whom he has sent." 