John Gills Exposition of the Bible Commentary - Matthew 26:72
And again he denied with an oath ,.... He denied a second time, that he had ever been with Jesus, or was a disciple of his; and to put it out of all doubt, and an end to all dispute about it, and further charge of this kind, as he hoped, he annexed an oath to it: he swore by the God of truth; made a solemn appeal to the omniscient God, the searcher of hearts, that he was so far from being ever with Jesus of Nazareth, or a disciple of his, that, says he, I do not know the man : meaning... read more
Matthew Henry's Complete Commentary - Matthew 26:69-75
We have here the story of Peter's denying his Master, and it comes in as a part of Christ's sufferings. Our Lord Jesus was now in the High Priest's hall, not to be tried, but baited rather; and then it would have been some comfort to him to see his friends near him. But we do not find any friend he had about the court, save Peter only, and it would have been better if he had been at a distance. Observe how he fell, and how he got up again by repentance. I. His sin, which is here impartially... read more