Galilee: Inhabitants of Used a Peculiar Dialect
Source: TTT
Matthew 26:73
After a little while, those standing nearby came up to Peter. “Surely you are one of them,” they said, “for your accent gives you away.”
Mark 14:70
But he denied it again. After a little while, those standing nearby said once more to Peter, “Surely you are one of them, for you too are a Galilean.”