1 Timothy 1:6-7

1:6 Some have strayed from these and turned away to empty discussion. 1:7 They want to be teachers of the law, but they do not understand what they are saying or the things they insist on so confidently.

1 Timothy 1:19

1:19 To do this you must hold firmly to faith and a good conscience, which some have rejected and so have suffered shipwreck in regard to the faith.