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.
Luke 8:33
Then the demons came out of the man and went into the pigs, and the drove rushed over the steep bank into the lake, and were drowned.
Luke 15:15
And he went and hired himself out to a resident of the country, and he sent him into his fields to tend pigs.
2 Peter 2:18-22
They utter arrogant nonsense and use physical cravings to lure into immorality men who are just escaping from among those who live in error;