John the Apostle
John 6:62ESV·traditional attribution

Then what if you were to see the Son of Man ascending to where he was before?

John Calvin Reformed @genevareformer

62. What if you shall see the Son of man ascend to where he was before? The mean and despicable condition of Christ which they saw before their eyes, while, clothed with flesh, he was not at all different from other men, prevented them from submitting to his Divine power; but now — by withdrawing, as it were, the veil — he calls them to...

Matthew Henry Presbyterian @wholebiblehenry

We have here an account of the effects of Christ's discourse. Some were offended and others edified by it; some driven from him and others brought nearer to him. I. To some it was a savour of death unto death; not only to the Jews, who were professed enemies to him and his doctrine, but even to many of his disciples, such as were disciples...

Commenting on John 6:60-71

John Gill Reformed Baptist @doctorgill

But there are some of you that believe not,.... Notwithstanding the ministry they sat under, and the words they heard; for though they professed to believe in Jesus, as the Messiah, yet they did not truly believe in him; their faith was not a living faith, or of a spiritual kind, but a mere historical and temporary one, and was feigned and hypocritical: for Jesus...