Delitzsch, in Herzog's Real-Encyclopädie.
Graf, in Schenkel's Bibel-Lexicon, i. 564.
Bishop Westcott, in Dr. W. Smith's Bible Dictionary, New Edition. 1893.
Hamburger, Real-Encyclopädie, ii., s.v. "Geheimlehre," p. 265; s.vv. "Daniel," pp. 223-225; and Heiliges Schriftthum.
TREATISES
Russel Martineau, Theological Review. 1865.
Prof. Margoliouth, The Expositor. April 1890.
Prof. J. M. Fuller, The Expositor, Third Series, vols. i., ii.
T. K. Cheyne, Encyclopædia Britannica, vi. 803.
Prof. Sayce, The Higher Criticism and the Monuments. 1894.