Exodus 22:31

31 aYou shall be consecrated to me. Therefore byou shall not eat any flesh that is torn by beasts in the field; cyou shall throw it to the dogs.

Leviticus 11:39-40

39“And if any animal which you may eat dies, whoever touches its carcass shall be unclean until the evening, 40and dwhoever eats of its carcass shall wash his clothes and be unclean until the evening. And whoever carries the carcass shall wash his clothes and be unclean until the evening.

Leviticus 17:15

15 eAnd every person who eats what dies of itself or what is torn by beasts, fwhether he is a native or a sojourner, gshall wash his clothes and hbathe himself in water and be unclean until the evening; then he shall be clean.
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