Baha’u’llah identifies the Qayyúmu’l-Asmá as “the first, the greatest and mightiest” of the books revealed by the Báb…

In the Qayyúmu’l-Asmá—the Báb’s commentary on the Súrih of Joseph—characterized by the Author of the Íqán as “the first, the greatest and mightiest” of the books revealed by the Báb…

(‘The Dispensation of Baha’u’llah’ included in ‘The World Order of Baha’u’llah’)