Jesus answered them, “Do not grumble among yourselves.
43. Murmur not among yourselves. He throws back on them the blame of the murmuring, as if he had said, “My doctrine contains no ground of offense, but because you are reprobate, it irritates your envenomed breasts, and the reason why you do not relish it is, that you have a vitiated taste.”
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
No man can come to me,.... That is, by faith, as in Joh 6:35; for otherwise they could corporeally come to him, but not spiritually; because they had neither power nor will of themselves; being dead in trespasses and sins, and impotent to everything that is spiritual: and whilst men are in a state of unregeneracy, blindness, and darkness, they see no need of coming...