Thou shalt not eat any abominable thing.
Leviticus 11:43
Ye shall not make yourselves abominable with any creeping thing that creepeth, neither shall ye make yourselves unclean with them, that ye should be defiled thereby.
Leviticus 20:25
Ye shall therefore put difference between clean beasts and unclean, and between unclean fowls and clean; and ye shall not make your souls abominable by beast or by fowl, or by any manner of living thing that creepeth on the ground, which I have separated from you as unclean.
Isaiah 65:4
who remain among the graves and lodge in the monuments, which eat swine's flesh, and broth of abominable things is in their vessels;
Ezekiel 4:14
Then said I, "Ah, Lord GOD! Behold, my soul hath not been polluted; for from my youth up even till now have I not eaten of that which dieth of itself or is torn in pieces; neither came there abominable flesh into my mouth."
Acts 10:12-14
12
wherein were all kinds of fourfooted beasts of the earth, and wild beasts and creeping things and fowls of the air.
13
And there came a voice to him, "Rise, Peter; kill and eat."
14
But Peter said, "Not so, Lord, for I have never eaten anything that is common or unclean."
Romans 14:14
I know, and am persuaded by the Lord Jesus, that there is nothing unclean of itself; but to him that regardeth anything to be unclean, to him it is unclean.
1 Corinthians 10:28
But if any man say unto you, "This is offered in sacrifice unto idols," then eat it not for his sake who showed it, and for conscience' sake; for, "The earth is the Lord's, and the fullness thereof."
Titus 1:15
Unto the pure, all things are pure; but unto those who are defiled and unbelieving, nothing is pure, but even their mind and conscience is defiled.