Mark 14:30
And Jesus said to him: Verily I say to you, this day, during this very night, before the cock crows twice, you will deny me three times.
Mark 14:66-72
And while Peter was in the court below, one of the maid servants of the chief priest came;
John 13:38
Jesus answered him: Will you lay down your life for me? Verily, verily I say to you, the cock will not crow till you have denied me three times.
Matthew 26:69-75
But Peter was sitting without in the court; and a maid servant came to him, and said: You also were with Jesus of Galilee.
Luke 22:34
He replied: I tell you, Peter, the cock shall not crow this day before you have three times denied that you know me.
Luke 22:54-62
And they took him, and led him away, and brought him into the house of the chief priest. But Peter followed at a distance.
John 18:17
Then the maid-servant who kept the door said to Peter: Are you not also one of the disciples of this man? He said: I am not.
John 18:25-27
And Simon Peter was standing and warming himself. Then they said to him: Are not you also one of his disciples? He denied, and said: I am not.
1 Corinthians 10:12
"Wherefore, let him that thinks he stands, take heed lest he foil.