Leviticus 16:8-9

8And Aaron shall cast lots over the two goats, one lot for the  Lord and the other lot for aAzazel.
The meaning of  Azazel is uncertain; possibly the name of a place or a demon, traditionally a scapegoat; also verses 10, 26
9And Aaron shall present the goat on which the lot fell for the  Lord and use it as a sin offering,
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