Mark 14:70

Peter denied it again. Later the bystanders accused Peter again saying: You cannot deny that you are one of them, because you, too, are from Galilee.

Acts 2:7

And they were all amazed and marveled. They said to each other: Behold, are not all these that speak Galileans?

Judges 12:6

they would tell him to say Shibboleth. But he would say Sibboleth, because he could not pronounce it correctly. Then they would kill him at the Jordan River crossing. Forty-two thousand of the Ephraimites were killed.

Matthew 26:73-74

A few moments later, those who were near approached and said to Peter: Indeed, you are one of them, because the way you speak gives you away.

Mark 14:68

He denied it. I do not know and I do not understand what you are talking about, he answered. He went out into the passageway.

Luke 22:59-60

Another hour passed. Someone else said: It is true this man was with him for he is a Galilean.

John 18:26-27

One of the servants of the high priest, being a relative of him whose ear Peter cut off, said: Did I see you in the garden with him?

Treasury of Scripture Knowledge

Summary

And he denied it again. And a little after, they that stood by said again to Peter, Surely thou art one of them: for thou art a Galilaean, and thy speech agreeth thereto.

Bible References

A little

Matthew 26:73
A few moments later, those who were near approached and said to Peter: Indeed, you are one of them, because the way you speak gives you away.
Luke 22:59
Another hour passed. Someone else said: It is true this man was with him for he is a Galilean.
John 18:26
One of the servants of the high priest, being a relative of him whose ear Peter cut off, said: Did I see you in the garden with him?

For

Judges 12:6
they would tell him to say Shibboleth. But he would say Sibboleth, because he could not pronounce it correctly. Then they would kill him at the Jordan River crossing. Forty-two thousand of the Ephraimites were killed.
Acts 2:7
And they were all amazed and marveled. They said to each other: Behold, are not all these that speak Galileans?