He appears also to have been a developed form of Tammuz, who was an incarnation of Ea.
There was in the worship of Ishtar wailing for Tammuz (Adonis).
From Tammuz we naturally pass to Istar, one of the few goddesses of old Babylonia, and by far the most famous of them.
Tammuz and Gishzida looked at one another, broke out in lament. '
Tammuz was the solar god of spring vegetation, and closely associated with Ishtar, also an agricultural deity of fertility.
Up to this point, Tammuz has not been mentioned in the story.
Pigs were sacrificed also to Osiris, whose cult, as has been shown, had much in common with that of Tammuz and Adonis.
Of this group of deities, Tammuz and Nin-gishzida are the most important.
Of Tammuz, the popular myth related that it was Ishtar, represented as his consort, who carried him off.
Several references have already been made to the Tammuz festival.
Babylonian and Assyrian god (identified with Adon), probably from Babylonian Du'uzu, contraction of Dumu-zi "the son who rises," also interpeted as "the faithful son."