Luke 22:58

And after a little while another seeing him, said, Surely thou art one of them. Then said Peter, Man, I am not.

Matthew 26:71-72

Then as he was going out at the gate, another maid-servant saw him, and saith to those who were there, This fellow also was with Jesus of Nazareth.

Mark 14:69-70

And a maid-servant observing him again; began to say to those who stood by, This man is one of them.

John 18:25

Meanwhile Simon Peter was standing and warming himself. Then said they to him, Art not thou also one of this man's disciples? He denied it, and said, I am not.

Treasury of Scripture Knowledge

Summary

And after a little while another saw him, and said, Thou art also of them. And Peter said, Man, I am not.

Bible References

Another

Matthew 26:71
Then as he was going out at the gate, another maid-servant saw him, and saith to those who were there, This fellow also was with Jesus of Nazareth.
Mark 14:69
And a maid-servant observing him again; began to say to those who stood by, This man is one of them.
John 18:25
Meanwhile Simon Peter was standing and warming himself. Then said they to him, Art not thou also one of this man's disciples? He denied it, and said, I am not.