Shamash

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Shamash, known in Sumerian as Utu, was the sun-god of ancient Mesopotamia and, inseparably, its god of justice. The double office followed from a single premise: the sun that crosses the sky each day looks down on everything that happens beneath it, and a god who sees everything is the natural judge of human affairs. What began as the deity of daylight became the deity of the law.

He was worshipped across the whole span of Mesopotamian history, from the early Sumerian cities into the Babylonian and Assyrian periods. His two great cult centres were Sippar in the north and Larsa in the south, each housing a temple named E-babbar, the “shining house.” In the standard genealogy he was the son of the moon-god — Sin in Akkadian, Nanna in Sumerian — and the brother of the goddess of love and war, Ishtar or Inanna; the sun, in this scheme, was born of the moon rather than the reverse. Texts describe him rising each morning from the mountains of the east, passing through gates opened by attendant gods, and crossing to the west, where he entered the underworld and judged the dead by night before rising again.

It is the legal aspect that left the longest mark. Hymns address him as the one who upholds the powerless against the powerful, who hates the corrupt judge and loves the honest one. The most famous image of the god is carved at the top of the law-stele of Hammurabi: the seated deity, rays rising from his shoulders, handing the standing king a rod and ring — the emblems of authority. The inscription presents Hammurabi’s laws as issued under the sun-god’s sanction. Scholars read the scene as a claim about legitimacy: the king’s justice is shown flowing from the god whose business justice already was.

Shamash was also central to Mesopotamian divination. Because he saw all things, he was held to know the future, and diviners seeking answers in the entrails of sacrificed animals addressed their questions to him, often paired with the weather-god Adad. The omen literature is full of such appeals — the practitioners believed the god would write his reply into the liver of the sheep.

The pattern by which a sun-god becomes a justice-god is widespread, and the resemblance to other solar deities of judgement is real and often noted. It is worth holding loosely: the connection between sunlight and seeing, and between seeing and judging, is one most cultures could reach independently. What the Mesopotamian sources record is a particular working-out of that logic, in a particular language, over three thousand years.

→ Related: Mesopotamia · Divination · Nergal · Astarte