Note 3 — Chapter XXIII · The Curse on Knowledge.
Reading edition
Mr. Baring-Gould, quoting this (from Anastasius Sinaita, Ὁδηγός, ed. Gretser, Ingolst. 1606, p. 269), attributes this shining face of Seth to his previous character as a Sun-god. (‘Old Test. Legends,’ i. 84.)