1 Timothy 1:19 in the World English Bible
holding faith and a good conscience, which some having thrust away made a shipwreck concerning the faith,
Context
18 This charge I commit unto thee, son Timothy, according to the prophecies which went before on thee, that thou by them mightest war a good warfare;
19 Holding faith, and a good conscience; which some having put away concerning faith have made shipwreck:
20 Of whom is Hymenaeus and Alexander; whom I have delivered unto Satan, that they may learn not to blaspheme.