Matthew 26:75 (WEB)
Peter remembered the word which Jesus had said to him, "Before the rooster crows you will deny me three times." Then he went out and wept bitterly.
Matthew 27:3 (WEB) - 3 Then Judas, who betrayed him, when he saw that Jesus was condemned, felt remorse, and brought back the thirty pieces of silver to the chief priests and elders,