Matthew 26:34

"In solemn truth I tell you," replied Jesus, "that this very night, before the cock crows, you will three times disown me."

John 13:38

"You say you will lay down your life on my behalf!" said Jesus; "in most solemn truth I tell you that the cock will not crow before you have three times disowned me."

Matthew 26:75

and Peter recollected the words of Jesus, how He had said, "Before the cock crows you will three times disown me." And he went out and wept aloud, bitterly.

Luke 22:34

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

Mark 14:30-31

"I solemnly tell you," replied Jesus, "that to-day--this night--before the cock crows twice, you yourself will three times disown me."

Treasury of Scripture Knowledge

Summary

Jesus said unto him, Verily I say unto thee, That this night, before the cock crow, thou shalt deny me thrice.

General references

Bible References

That

Mark 14:30
"I solemnly tell you," replied Jesus, "that to-day--this night--before the cock crows twice, you yourself will three times disown me."
Luke 22:34
"I tell you, Peter," said Jesus, "that the cock will not crow to-day till you have three times denied that you know me."
John 13:38
"You say you will lay down your life on my behalf!" said Jesus; "in most solemn truth I tell you that the cock will not crow before you have three times disowned me."

General references

Matthew 26:70
He denied it before them all, saying, "I do not know what you mean."
1 Corinthians 10:12
So then let him who thinks he is standing securely beware of falling.