Domdaniel is a fictional cavernous hall at the bottom of the ocean where evil magicians, spirits, and gnomes meet. It was first mentioned in the continued story of the Arabian Nights by Dom Chaves and Cazotte (1788-1793). It was described as being located in the sea near Tunis. In this hall, the ruler Zatanai held his court, which included the magician Maugraby and his students. H. P. Lovecraft used Domdaniel in the short story He (1925), as follows: ...heard as with the mind's ear the blasphemous domdaniel of cacophony ...