He belongs to the heathen Gnosis, and is in his essence the same as the Babylonian Marduk.
Thus for the 7th, 14th, 21 st, 28th and also the 19th days of the intercalary Elul it is prescribed that "the shepherd of many nations is not to eat meat roast with fire nor any food cooked by fire, he is not to change the clothes on his body nor put on gala dress, he may not bring sacrifices nor may the king ride in his chariot, he is not to hold court nor may the priest seek an oracle for him in the sanctuary, no physician may attend the sick room, the day is not favourable for invoking curses, but at night the king may bring his gift into the presence of Marduk and Ishtar.
The observance of such days was a bar to attending even to important diplomatic business or setting out on a journey Such nubattu days fell on the 3rd, 7th and 16th of the intercalary month of Elul, and were noted as the nubattu of Marduk and his consort.
If he did not, on his death the brothers were bound to do so, giving her a full child's share if a wife, a concubine or a vestal, but one-third of a child's share if she were a hierodule or a Marduk priestess.
Manda d'hayye and his image Hibil Ziva with his incarnations clearly correspond to the old Babylonian Marduk, Merodach, the "first-born" son of Ea, with his incarnations, the chief divinity of the city of Babylon, the mediator and redeemer in the old religion.