Ελευσις
The eponymous hero of Eleusis. According to certain accounts he was the son of Hermes and Deianeira, and was married to Cothone; their son was Triptolemus. Demeter tried to make Triptolemus immortal by plunging him into a furnace. On seeing this Eleusis cried out which enraged Demeter and she killed him.
{E2 DICTIONARY OF CLASSICAL MYTHOLOGY}