Luke 22:60

But Peter said, “Man, I do not know what you are talking about.” Immediately, while he was still speaking, a rooster crowed.

Matthew 26:74-75

Then he began to curse and swear, “I do not know the man!” And immediately a rooster crowed.

Mark 14:71-72

But he began to curse and swear, “I do not know this man you are talking about!”

Luke 22:34

And He said, “I say to you, Peter, the rooster will not crow today until you have denied three times that you know Me.”

John 18:27

Peter then denied it again, and immediately a rooster 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 say to you, Peter, the rooster will not crow today until you have denied three times that you know Me.”
Matthew 26:74
Then he began to curse and swear, “I do not know the man!” And immediately a rooster crowed.
Mark 14:71
But he began to curse and swear, “I do not know this man you are talking about!”
John 18:27
Peter then denied it again, and immediately a rooster crowed.