The Apostle Paul
2 Corinthians 3:7ESV·traditional attribution

Now if the ministry of death, carved in letters on stone, came with such glory that the Israelites could not gaze at Moses’ face because of its glory, which was being brought to an end,

John Calvin Reformed @genevareformer

7 But if the ministry of death. He now sets forth the dignity of the gospel by this argument — that God conferred distinguished honor upon the law, which, nevertheless, is nothing in comparison with the gospel. The law was rendered illustrious by many miracles. Paul, however, touches here upon one of them merely — that the face of Moses shone with such splendor as dazzled the eyes of all.

Matthew Henry Presbyterian @wholebiblehenry

Here the apostle makes a comparison between the Old Testament and the New, the law of Moses and the gospel of Jesus Christ, and values himself and his fellow-labourers by this, that they were able ministers of the New Testament, that God had made them so, Co2 3:6. This he does in answer to the accusations of false teachers, who magnify greatly the law of Moses. I.

Commenting on 2 Corinthians 3:6-11

John Gill Reformed Baptist @doctorgill

But if the ministration of death,.... The apostle having observed the difference between the law and the Gospel, the one being a killing letter, the other a quickening spirit, enlarges upon it, and more, fully explains it; and proceeds to take notice of other things in which they differ; and to show the superior glory and excellency of the one to the other; for that...