They restrict the partaking of communion ( or the Lord 's Supper ) to members of the local church observing the ordinance .
Some Baptists and all American Baptist Association congregations practice closed communion even more strictly than do the Catholic , Lutheran , and Eastern Orthodox churches .
Catholic restrict the partaking of communion ( or the Lord 's Supper ) to members of the local church observing the ordinance .
Some Baptists and all American Baptist Association congregations practice closed communion even more strictly than do the Catholic , Lutheran , and Eastern Orthodox churches .