The Belgariad Set, David Eddings, Del Rey, 1982-85, 5 volumes, paperback
Books 1-5: Pawn of Prophecy, Queen of Sorcery, Magician’s Gambit, Castle of Wizardry, Enchanter’s End Game

Condition: vol 1-Fair, 2-5 Good+, bookseller’s stamp and previous price otherwise no markings noticed
The series follows the epic fantasy adventures of young adults and adults alike, with a mix of action, adventure, and magic.