2 Timothy 3:8

3:8 And just as Jannes and Jambres opposed Moses, so these people – who have warped minds and are disqualified in the faith – also oppose the truth.

2 Timothy 2:19

2:19 However, God’s solid foundation remains standing, bearing this seal: “The Lord knows those who are his,” and “Everyone who confesses the name of the Lord must turn away from evil.”