Complete Belgariad Universe Book Series by David Eddings.
Book 1: Belgarath the Sorcerer.
Book 2: Polgara the Sorceress.
Book 3: Pawn of Prophecy.
Book 4: Queen of Sorcery.
Book 5: Magician's Gambit.
Book 6: Castle of Wizardry.
Book 7: Enchanters' End Game.
Book 8: Guardians of the West.
Book 9: King of the Murgos.
Book 10: Demon Lord of Karanda.
Book 11: Sorceress of Darshiva (The Malloreon, Book 4).
Book 12: Seeress of Kell.
Book 13: The Rivan Codex: Ancient Texts of the Belgariad and the Malloreon.