Matthew 26:73-74

26:73 After a little while, those standing there came up to Peter and said, “You really are one of them too – even your accent gives you away!” 26:74 At that he began to curse, and he swore with an oath, “I do not know the man!” At that moment a rooster crowed.

Mark 14:69-70

14:69 When the slave girl saw him, she began again to say to the bystanders, “This man is one of them.” 14:70 But he denied it again. A short time later the bystanders again said to Peter, “You must be one of them, because you are also a Galilean.”

John 18:26-27

18:26 One of the high priest’s slaves, a relative of the man whose ear Peter had cut off, said, “Did I not see you in the orchard with him?” 18:27 Then Peter denied it again, and immediately a rooster crowed.