Leviticus 11:3-5 New King James Version (NKJV)

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

4. Nevertheless 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;

5. the rock hyrax, because it chews the cud but does not have cloven hooves, is unclean to you;

Leviticus 11