Gleanings from the Writings of Baha'u'llah About the Author Baha'u'llah (1817-1892), meaning in Arabic "the Glory of God," is the Prophet and Founder of the Baha'i Faith. The main theme of Baha'u'llah's message is unity. He taught that there is only one God, that all the world's religions represent one changeless and eternal Faith of God, and that all humanity is one race destined to live in peace and harmony.