Matthew 7:6
"Do not give what is holy to the dogs, nor cast your pearls before swine; lest in turn they trample them under their feet, and then turn and attack you.
Matthew 15:14
"Let them alone. They are blind men leading the blind; and if one blind man leads another, both of them will fall into a ditch."
Galatians 2:11-14
But when Cephas came to Antioch I resisted him to his face, because he stood self-condemned.
Hebrews 6:4-8
For in the case of those who have been once for all enlightened and have tasted of the heavenly gift,
2 Peter 3:15-16
Regard our Lord's longsuffering as salvation; even as our dear brother Paul also wrote to you, according to the wisdom given to him.