Matthew 26:73
And after a while, came unto him they that stood by, and said unto Peter, "Surely thou art even one of them, for thy speech betrayeth thee."
Judges 12:6
Then the other answered, "Then say, 'Shibboleth.'" And they said, "Syboleth" - and could not so pronounce. Whereupon the others took them and slew them at the passages of Jordan. And there were overthrown at that time, of the Ephraimites, forty two thousand.
Nehemiah 13:24
and their children spake half in the speech of Ashdod, and could not speak in the Jews' language, but according to the language of the one people and the other people.
Luke 22:59-60
And about the space of a hour after, another affirmed, saying, "Verily even this fellow was with him, for he is of Galilee."
John 18:26-27
One of the servants of the high priest, his cousin whose ear Peter smote off, said unto him, "Did not I see thee in the garden with him?"