John the Apostle
John 18:10ESV·traditional attribution

Then Simon Peter, having a sword, drew it and struck the high priest’s servant and cut off his right ear. (The servant’s name was Malchus.)

John Calvin Reformed @genevareformer

10. Then Simon Peter, having a sword, drew it. The Evangelist now describes the foolish zeal of Peter, who attempted to defend his Master in an unlawful manner. Boldly and courageously, indeed, he incurs great risk on Christ’s account; but as he does not consider what his calling demands, and what God permits, his action is so far from deserving praise, that he is severely blamed by Christ.

Matthew Henry Presbyterian @wholebiblehenry

The hour was now come that the captain of our salvation, who was to be made perfect by sufferings, should engage the enemy. We have here his entrance upon the encounter. The day of recompence is in his heart, and the year of his redeemed is come, and his own arm works the salvation, for he has no second. Let us turn aside now, and see this great sight. I.

Commenting on John 18:1-12

John Gill Reformed Baptist @doctorgill

Then Simon Peter having a sword,.... Girt about him, which he either wore in common, or particularly at the feast, as the Galilaeans are said to do, to preserve them from thieves and wild beasts by the way; or was one of the two the disciples had with them in the garden; or what Peter purposely furnished himself with to defend his master, taking a...