Causa Causarum: C. Kayser, Das Buch von der Erkenntniss der Wahrheit, oder, Der Ursache aller Ursachen, Leipzig 1889; cited by page and line number; as prepared for the Digital Syriac Corpus project with corrections by CAL staff.
The movement of the spheres and the value of astrology; pp. 207-215: The planets and stars, their movement in their spheres, and the value of astrology