Matthew 7:6
Do not give what is holy to the dogs; do not throw your pearls before swine, lest they trample them under their feet, and turn and tear you in pieces.
Matthew 15:14
Let them alone; they are blind guides. And if a blind man leads a blind man, both will fall into a pit."
Galatians 2:11-14
But when Cephas came to Antioch, I opposed him to his face, because he stood condemned.
Hebrews 6:4-8
For it is impossible for those who have once been enlightened, who have tasted the heavenly gift, and have become partakers of the Holy Spirit,
2 Peter 3:15-16
And regard the patience of our Lord as salvation; just as also our beloved brother Paul, according to the wisdom given him, wrote to you.