John 18:27

Again Peter denied it. And at that very moment the cock crowed.

John 13:38

Jesus replied, "Lay down your life for me? Truly, truly I tell you, before the cock crows, you will have disowned me thrice over.

Matthew 26:34

Jesus said to him, "I tell you truly, you will disown me three times this very night, before the cock crows."

Matthew 26:74-75

At this he broke out cursing and swearing, "I do not know the man." At that moment a cock crowed.

Mark 14:30

Jesus said to him, "I tell you truly, to-day you will disown me three times, this very night, before the cock crows twice."

Mark 14:68

But he denied it. "I do not know," he said, "I have no idea what you mean." Then he went outside into the passage. The cock crowed.

Mark 14:71-72

But he broke out cursing and swearing, "I do not know the man you mean."

Luke 22:34

Jesus said, "I tell you, Peter, the cock will not crow to-day before you have three times denied that you know me."

Luke 22:60-62

"Man," said Peter, "I do not know what you mean." Instantly, just as he was speaking, the cock crowed;

Treasury of Scripture Knowledge

Summary

Peter then denied again: and immediately the cock crew.

General references

Bible References

And

John 13:38
Jesus replied, "Lay down your life for me? Truly, truly I tell you, before the cock crows, you will have disowned me thrice over.
Matthew 26:34
Jesus said to him, "I tell you truly, you will disown me three times this very night, before the cock crows."
Mark 14:30
Jesus said to him, "I tell you truly, to-day you will disown me three times, this very night, before the cock crows twice."
Luke 22:34
Jesus said, "I tell you, Peter, the cock will not crow to-day before you have three times denied that you know me."

General references

John 20:6
Then Simon Peter came after him, and went inside the tomb; he noticed not only that the bandages were lying on the ground
Acts 7:24
He saw one of them being badly treated, so he defended him, struck down the Egyptian, and thus avenged the man who had been wronged.