The LCMS bars its clergy from worshiping with other faiths , holding " that church fellowship or merger between church bodies in doctrinal disagreement with one another is not in keeping with what the Bible teaches about church fellowship . " In practice of this , a Connecticut LCMS pastor was asked to apologize by the president of the denomination , and did so , for participating in an interfaith prayer vigil for the 26 children and adults killed at a Newtown elementary school , and an LCMS pastor in New York was suspended for praying at an interfaith vigil in 2001 , 12 days after the September 11 attacks
killed at a Newtown elementary school
Sandy Hook Elementary School shooting
Lutheran Church–Missouri Synod