Leviticus 11:2-4

2“Speak to the children of Israel, saying, ‘These are the animals which you may eat among all the animals that are on the earth:

3Among the animals, whatever divides the hoof, having cloven hooves and chewing the cud—that you may eat.

4Nevertheless these you shall not eat among those that chew the cud or those that have cloven hooves: the camel, because it chews the cud but does not have cloven hooves, is unclean to you;