Exodus 21:6

21:6 then his master shall bring him to God, and shall bring him to the door or to the door-post, and his master shall bore his ear through with an awl, and he shall serve him for ever.
-World English Bible

Other Translation

21:6 Then his master shall bring him unto the judges; he shall also bring him to the door, or unto the door post; and his master shall bore his ear through with an aul; and he shall serve him for ever.
-King James Version