John 6:67-70

New Catholic Bible

⁶⁷Then Jesus said to the Twelve, “Do you also wish to leave?” ⁶⁸Simon Peter answered him, “Lord, to whom shall we go? You have the words of eternal life. ⁶⁹We have come to believe and know that you are the Holy One of God.”

⁷⁰Jesus replied, “Did I not choose you twelve? Yet one of you is a devil.”