Mark 14:68
But he denied it, saying, "I neither know nor understand what you mean." And he went out into the gateway.
Matthew 26:71-72
And when he went out to the gateway, another girl saw him and said to the people there, "This fellow was with Jesus of Nazareth."
Mark 14:29-31
Peter said to him, "Even if all fall away, I will not."
Mark 14:72
And immediately the rooster crowed a second time. Then Peter remembered the word Jesus had said to him, "Before the rooster crows twice, you will deny me three times." And he broke down and wept.
John 13:36-38
Simon Peter said to him, "Lord, where are you going?" Jesus answered, "Where I am going you cannot follow me now; but you shall follow afterward."
2 Timothy 2:12-13
if we endure, we will also reign with him; if we deny him, he also will deny us;