Islam Versus Different Schools: Liberalism and Pluralism
 John Hick, Art Interpretation of Religion (New Haven: Yale, 1989), p. 243.
 From the Mathnavi, Book III, line 1259 ff..
 Peter Byrne, "John Hick's Philosophy of World Religions," Scottish Journal of Theology 35, no. 4, (1982), p. 297, cited in Michael Peterson, William Masker, Bruce Reichenbach and David Basinger, Reason and Religious Belief', (Oxford: Oxford University Press, 1991), p. 227. See Hick's response to Byrne in Problems of Religious Pluralism, 102-107