cast him out from the congregation of the people of Baha

My object is to show that the Hands of the Cause of God must be ever watchful and so soon as they find anyone beginning to oppose and protest against the Guardian of the Cause of God, cast him out from the congregation of the people of Baha and in no wise accept any excuse from him.

-The Will and Testament of ‘Abdu’l-Baha
https://www.bahai.org/abdul-baha/articles-resources/from-will-testament-abdul-baha