John 1:20; John 13:38; John 18:25; John 18:27

20 And he confessed and did not deny, but confessed, "I am not the Christ."
38 Jesus answered, "Will you lay down your life for Me? Truly, truly, I say to you, a rooster will not crow until you deny Me three times.
25 Now Simon Peter was standing and warming himself. So they said to him, "You are not also one of His disciples, are you?" He denied it, and said, "I am not."
27 Peter then denied it again, and immediately a rooster crowed.