30 Now there was a herd of many pigs feeding far away from them.
Matthew 8:30 Cross References - WEB
Leviticus 11:7
7 The pig, because it has a split hoof, and is cloven-footed, but doesn’t chew the cud, is unclean to you.
Deuteronomy 14:8
8 The pig, because it has a split hoof but doesn’t chew the cud, is unclean to you. You shall not eat their meat. You shall not touch their carcasses.
Isaiah 65:3-4
Isaiah 66:3
3 He who kills an ox is as he who kills a man; he who sacrifices a lamb, as he who breaks a dog’s neck; he who offers an offering, as he who offers pig’s blood; he who burns frankincense, as he who blesses an idol. Yes, they have chosen their own ways, and their soul delights in their abominations:
Mark 5:11
11 Now on the mountainside there was a great herd of pigs feeding.
Luke 8:32
32 Now there was there a herd of many pigs feeding on the mountain, and they begged him that he would allow them to enter into those. Then he allowed them.