Matthew 7:6
"Do not give what is sacred to dogs, and do not throw your pearls before pigs, or they will trample them under their feet and turn and tear you in pieces.
Matthew 15:14
Leave them alone. They are blind guides! But if one blind man leads another, they will both fall into the ditch!"
Galatians 2:11-14
But when Cephas came to Antioch, I opposed him to his face, for his own conduct condemned him.
Hebrews 6:4-8
For it is impossible to arouse people to a fresh repentance when they have once for all come into the light and had a taste of the gift from heaven, and shared in the holy Spirit
2 Peter 3:15-16
Look upon our Lord's patience as salvation, just as our dear brother Paul, with the wisdom that God gave him, wrote you to do,