John 6:71 WEB

⁶⁹  We have come to believe and know that you are the Christ, the Son of the living God.'

⁷⁰  Jesus answered them, 'Didn't I choose you, the twelve, and one of you is a devil?'

⁷¹  Now he spoke of Judas, the son of Simon Iscariot, for it was he who would betray him, being one of the twelve.