Demon Lord of Karanda by David Eddings, (The Malloreon Series, Book 3) from Books In Motion.com

Book three of the Malloreon. Zandramas stole King Garion's infant son and fled, planning to use the child in a ritual that would make the Dark Destiny supreme. Garion and his friends followed, but now they were captives of Zakath, Emperor of Mallorea. Read by Camern Beierle. 13 CD's 15 Hrs.