Strong G720 ἀρνέομαι arneomai · to deny

John

1. John 1:20
   And he confessed, and denied not; but confessed, I am not the Christ.
2. John 18:25
   And Simon Peter stood and warmed himself. They said therefore unto him, Art not thou also one of his disciples? He denied it, and said, I am not.
3. John 18:27
   Peter then denied again: and immediately the cock crew.