Deuteronomy 17:7

17:7 The witnesses must be first to begin the execution, and then all the people are to join in afterward. In this way you will purge evil from among you.

John 8:7

8:7 When they persisted in asking him, he stood up straight and replied, “Whoever among you is guiltless may be the first to throw a stone at her.”

Acts 7:58

7:58 When they had driven him out of the city, they began to stone him, and the witnesses laid their cloaks at the feet of a young man named Saul.