Commentaries
14:66-72 Peter's denying Christ began by keeping at a distance from him. Those that are shy of godliness, are far in the way to deny Christ. Those who think it dangerous to be in company with Christ's disciples, because thence they may be drawn in to suffer for him, will find it much more dangerous to be in company with his enemies, because there they may be drawn in to sin against him. When Christ was admired and flocked after, Peter readily owned him; but will own no relation to him now he is deserted and despised. Yet observe, Peter's repentance was very speedy. Let him that thinketh he standeth take heed lest he fall; and let him that has fallen think of these things, and of his own offences, and return to the Lord with weeping and supplication, seeking forgiveness, and to be raised up by the Holy Spirit.
69. And a maid saw him again—or, "a girl." It might be rendered "the girl"; but this would not necessarily mean the same one as before, but might, and probably does, mean just the female who had charge of the door or gate near which Peter now was. Accordingly, in Mt 26:71, she is expressly called "another [maid]." But in Luke (Lu 22:58) it is a male servant: "And after a little while [from the time of the first denial] another"—that is, as the word signifies, "another male" servant. But there is no real difficulty, as the challenge, probably, after being made by one was reiterated by another. Accordingly, in John (Joh 18:25), it is, "They said therefore unto him, &c.—as if more than one challenged him at once.
and began to say to them that stood by, This is one of them—or, as in Mt 26:71—"This [fellow] was also with Jesus the Nazarene."