2 Timothy 3:8 KJV

Now as Jannes and Jambres withstood Moses, so do these also resist the truth: men of corrupt minds, reprobate concerning the faith.

2 Timothy 3:6–10 KJV Chapter Context

For of this sort are they which creep into houses, and lead captive silly women laden with sins, led away with divers lusts,

Ever learning, and never able to come to the knowledge of the truth.

Now as Jannes and Jambres withstood Moses, so do these also resist the truth: men of corrupt minds, reprobate concerning the faith.

But they shall proceed no further: for their folly shall be manifest unto all men, as theirs also was.

But thou hast fully known my doctrine, manner of life, purpose, faith, longsuffering, charity, patience,