Dr Hillman [says]
And Dr Hillman also [says]
Egeria was a Roman nymph and prophetess associated with sacred springs and prophecy. She was often connected to King Numa Pompilius, the second king of Rome, as his advisor in religious and legal matters.
Egeria functions as the source of Roman law and ritual by advising Numa Pompilius. Rome’s legal–religious system is framed as received, not invented.
Egeria is well attested in Roman literature. All sources are Latin (not Greek).
Summary for Egeria:
She is consistently remembered as a real prophetic advisor to a historical king (Numa), tied to religious law and restraint of power.
Vegoia (Etruscan Vecu) was an Etruscan prophetess or seer, known in Etruscan lore. She is associated with sacred texts and guidance, particularly with religious laws and rituals.
Associated with boundary law, sacred land division, and cosmic order. Her teachings (preserved fragmentarily in Latin via Roman authors) were considered dangerous precisely because they authorized limits on power and divine sanction outside the state.
Her material survives indirectly, mostly in Latin.
Summary for Vegoia:
She is remembered as a real prophetic authority whose teachings were considered politically dangerous because they constrained land seizure and power.
“Boundary prophecy” is a form of divination whose purpose is not to predict events, but to define limits—of land, power, law, and fate—and to claim that those limits are divinely mandated.
Ancient Greek sources such as Plato (Laws), Hesiod (Works and Days), and Herodotus preserve boundary prophecy as the belief that land, law, and power have divinely fixed limits, the violation of which brings cosmic punishment, even though the most technical boundary-prophecy manuals survive through Etruscan tradition.
It is a modern analytical label used by historians of religion and law to describe a well-attested ancient phenomenon: prophecy or divine revelation whose primary function is to set, sanctify, and enforce limits (especially land, law, and power).
So the concept is defined by modern scholars, but it is attested by ancient sources.
Vatican Hill (Mons Vaticanus) was an Etruscan prophetic zone before it was Christian. The name is linked to Vaticanus, a god of the voice / utterance - fitting for prophecy.
Vaticanus was a Roman deity associated with infancy and speech, particularly the first cry of a baby. The Vatican Hill (Mons Vaticanus) derives its name from this ancient deity. It was later significant in Etruscan and Roman prophecy practices.
When Roman elites later “rediscovered” Etruscan prophetic material, some of it was suppressed or neutralized because it could:
This is why Roman (and later Christian) regimes kept oracles on a leash or absorbed them symbolically (as with the Sibyls).
It wasn’t just substances.
Across the Mediterranean and Near East, oracular authority rested on a stack, not a single factor:
The pharmakon “drug” (where present) was never sufficient on its own. Without the social container, it produces experience, not destiny.
Psychotropic aids worked only because:
In a modern context, altered states:
…but they cannot by themselves produce shared legitimacy.
Without legitimacy, there is no empire—only experience.
Egeria, Vegoia, the Sibyls, and Vaticanus all point to this truth:
Power begins when a society believes its future has already spoken.
In the Bronze Age, that voice was divine and ecstatic.
In Rome, it was juridical and prophetic.
In Christianity, it was salvific and historical.
In modernity, it is often technological or ideological.
The oracle never vanished.
It was internalized, bureaucratized, and secularized.
You don’t revive oracular power by reviving drugs; you revive it by recreating the social, symbolic, and narrative conditions that make people believe a future has already been decided—which is why states still fear prophecy, even when it no longer wears ancient robes.