Mark 14:70
But he denied [it] again. And after a little [while], again the bystanders began to say to Peter, "You really are [one] of them, because you also are a Galilean, and your accent {shows it}!"
Acts 2:7
And they were astounded and astonished, saying, "Behold, are not all these who are speaking Galileans?
Judges 12:6
they said to him, "Please say Shibboleth," and [if] he said, "Sibboleth"--because he could not {pronounce it} correctly--they grabbed him and executed him at the fords of Jordan. At that time forty-two thousand from Ephraim fell.
Matthew 26:73-74
And after a little [while] those who were standing there came up [and] said to Peter, "You really are [one] of them also, because even your accent {reveals who you are}."
Mark 14:68
But he denied [it], saying, "I neither know nor understand what you mean!" And he went out into the gateway, and a rooster crowed.
Luke 22:59-60
And [after] about one hour had passed, someone else was insisting, saying, "In truth this man also was with him, because he is also a Galilean!"
John 18:26-27
One of the slaves of the high priest, who was related to the one whose ear Peter had cut off, said, "Did I not see you in the garden with him?"