Exodus 21:6 in the World English Bible
then his master shall bring him to God, and shall bring him to the door or to the doorpost, and his master shall bore his ear through with an awl, and he shall serve him forever.
Context
5 And if the servant shall plainly say, I love my master, my wife, and my children; I will not go out free:
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.
7 And if a man sell his daughter to be a maidservant, she shall not go out as the menservants do.