In the later and developed form of the Kabbala, the origin of the world is represented as a gradually descending emanation of the lower out of the higher.
Among the more important works may be mentioned, Baron von Rosenroth's Kabbala Denudata (Sulzbach, 1677-1678; Frankfort, 1684); A.
Meyer, Qabbalah (Philadelphia, 1888); Rubin, Kabbala and Agada (Vienna, 1895), Heideritum and Kabbalah (1893); Karppe, Et.
Waite, Doctrine and Literature of the Kabbalah (London, 1902); Fliigel, Philosophy, Kabbala, eec. (Baltimore, 1902); D.
One of Leon's most effective works was his attack on the Kabbala ('Ari Nohem, first published in 1840), for in it he demonstrated that the "Bible of the Kabbalists" (the Zoltar) was a modern composition.