Leviticus 11:7
The pig is unclean to you because its hoof is divided (the hoof is completely split in two), even though it does not chew the cud.
Isaiah 65:4
They sit among the tombs and keep watch all night long. They eat pork, and broth from unclean sacrificial meat is in their pans.
Isaiah 66:3
The one who slaughters a bull also strikes down a man; the one who sacrifices a lamb also breaks a dog's neck; the one who presents an offering includes pig's blood with it; the one who offers incense also praises an idol. They have decided to behave this way; they enjoy these disgusting practices.
Isaiah 66:17
"As for those who consecrate and ritually purify themselves so they can follow their leader and worship in the sacred orchards, those who eat the flesh of pigs and other disgusting creatures, like mice -- they will all be destroyed together," says the Lord.
Deuteronomy 14:8
Also the pig is ritually impure to you; though it has divided hooves, it does not chew the cud. You may not eat their meat or even touch their remains.
Matthew 7:6
Do not give what is holy to dogs or throw your pearls before pigs; otherwise they will trample them under their feet and turn around and tear you to pieces.
Luke 8:33
So the demons came out of the man and went into the pigs, and the herd of pigs rushed down the steep slope into the lake and drowned.
Luke 15:15
So he went and worked for one of the citizens of that country, who sent him to his fields to feed pigs.
2 Peter 2:18-22
For by speaking high-sounding but empty words they are able to entice, with fleshly desires and with debauchery, people who have just escaped from those who reside in error.