Jesus then said to them, “Truly, truly, I say to you, it was not Moses who gave you the bread from heaven, but my Father gives you the true bread from heaven.
32. Verily, verily, I say to you, Moses gave you not bread from heaven. Christ appears to contradict what was quoted from the psalm, but he speaks only by comparison. The manna מן is called the bread of heaven, but it is for the nourishment of the body; but the bread which ought truly and properly to be reckoned heavenly, is that which gives spiritual nourishment to the soul.
Christ let them question Him freely, no small condescension. The wise teacher listens swiftly and turns even foolish questions toward what profits. These Galileans asking "What shall we do?" show a teachable mind, unlike the Judean critics who came only to cavil. He answers the sincere request, not the impertinent quibble.
AI summary
Commenting on John 6:28-59
For the bread of God is he which cometh down from heaven,.... In the way and manner just now mentioned: and which clearly points out Christ himself, who may be called "the bread of God"; to distinguish him from common bread, and to show the excellency of him, and that he is of God's providing and giving, and which he would have his children feed...