Luke 22:59

And about one hour after, another confidently affirmed, saying: Of a truth, this man also was with him; for he is a Galilean.

Matthew 26:73-74

After a little while, those who stood by came and said to Peter: Of a truth you also are one of them, for your speech betrays you.

Mark 14:69-70

And the maid-servant saw him again, and began to say to those who stood by: This man is one of them.

John 18:26-27

One of the servants of the chief priest, who was a kinsman of him whose ear Peter had cut off, said: Did I not see you in the garden with him?

Treasury of Scripture Knowledge

Summary

And about the space of one hour after another confidently affirmed, saying, Of a truth this fellow also was with him: for he is a Galilaean.

Bible References

Confidently

Matthew 26:73
After a little while, those who stood by came and said to Peter: Of a truth you also are one of them, for your speech betrays you.
Mark 14:69
And the maid-servant saw him again, and began to say to those who stood by: This man is one of them.
John 18:26
One of the servants of the chief priest, who was a kinsman of him whose ear Peter had cut off, said: Did I not see you in the garden with him?