Egyptian goddess. Daughter of Geb and Nut and sister of Isis, Osiris, and Seth, whom she married. She was the chief mourner for Osiris, along with Isis. Nephthys was one of the tutelary goddesses protecting coffins and canopic jars.
See also Religion.
Historical Dictionary Of Ancient Egypt by Morris L. Bierbrier
Ancient Egypt. A Reference Guide. EdwART. 2011.