Mark 14:68
But he denied it, and said, "I don't know--I don't understand--What do you mean?" And then he went out into the outer court. Just then a cock crowed.
Matthew 26:71-72
Soon afterwards he went out and stood in the gateway, when another girl saw him, and said, addressing the people there, "This man was with Jesus the Nazarene."
Mark 14:29-31
"All may stumble and fall," said Peter, "yet I never will."
Mark 14:72
No sooner had he spoken than a cock crowed for the second time, and Peter recollected the words of Jesus, "Before the cock crows twice, you will three times disown me." And as he thought of it, he wept aloud.
John 13:36-38
"Master," inquired Simon Peter, "where are you going?" "Where I am going," replied Jesus, "you cannot be my follower now, but you shall be later."
2 Timothy 2:12-13
"If we patiently endure pain, we shall also share His Kingship; "If we disown Him, He will also disown us;