John the Apostle
John 8:43BSB·traditional attribution

Why do you not understand what I am saying? It is because you are unable to accept My message.

John Calvin Reformed @genevareformer

43. Why do you not understand my language? In this passage, he reproaches the Jews with their obstinacy, which was so great, that they could not even endure to hear him speak Hence he infers, that they are actuated and hurried away by diabolical rage.

Matthew Henry Presbyterian @wholebiblehenry

Here Christ and the Jews are still at issue; he sets himself to convince and convert them, while they still set themselves to contradict and oppose him. I. He here traces the difference between his sentiments and theirs to a different rise and origin (Joh 8:38): I speak that which I have seen with my Father, and you do what you have seen with your father.

Commenting on John 8:38-47

John Gill Reformed Baptist @doctorgill

Which of you convinceth me of sin?.... Of any immorality in life, or of any imposture, corruption, or deceit in doctrine. There were many of them that were forward enough to charge him with both scandalous sins, and false doctrines; but none of them all could prove anything against him, so as to convict him according to law: they called him a wine bibber, and...