Joint Comprehensive Plan of Action message to Congress urging them to support the agreement. The Christian leaders wrote: "This is a moment to remember the wisdom of Jesus who proclaimed from the Sermon on the Mount, 'Blessed are the peacemakers, for they shall be called children of God' (). ... There is no question we are all better off with this deal than without it." The letter was coordinated by a Quaker group, the Friends Committee on National Legislation. Signatories to the letter included Jim Wallis of Sojourners; John C. Dorhauer, general minister and president of the United Church of Christ; Shane Claiborne; Adam Estle
Presbyterian Church in the United States of America serving as pastor of New York's First Presbyterian Church by special arrangement) preached a sermon entitled "Shall the Fundamentalists Win?", challenging what he perceived to be a rising tide of intolerance against liberal (or "modernist") theology within the denomination. In response, conservative Presbyterian minister Clarence E. Macartney preached a sermon called "Shall Unbelief Win?", in which he warned that liberalism would lead to "a Christianity without worship, without God, and without Jesus Christ". J. Gresham Machen of Princeton Theological Seminary also responded to Fosdick with his 1923 book "Christianity and Liberalism", arguing that liberalism and Christianity were two different religions.