Luke 22:60

But Peter said, "Man, I know not what you are saying." And immediately, while he was yet speaking, a cock crowed.

Matthew 26:74-75

Then began he to curse and swear, "I do not know the Man." And straight-way a cock crowed.

Mark 14:71-72

But he began to curse, and to swear, "I know not This Man of Whom ye speak."

Luke 22:34

And He said, "I tell you, Peter, a cock will not crow to-day, until you thrice deny that you know Me."

John 18:27

Again, therefore, Peter denied; and straightway a cock crowed.

Treasury of Scripture Knowledge

Summary

And Peter said, Man, I know not what thou sayest. And immediately, while he yet spake, the cock crew.

Bible References

The cock

Luke 22:34
And He said, "I tell you, Peter, a cock will not crow to-day, until you thrice deny that you know Me."
Matthew 26:74
Then began he to curse and swear, "I do not know the Man." And straight-way a cock crowed.
Mark 14:71
But he began to curse, and to swear, "I know not This Man of Whom ye speak."
John 18:27
Again, therefore, Peter denied; and straightway a cock crowed.