In Yoruba tradition, Egungun-oya is a deity of

divination Divination () is the attempt to gain insight into a question or situation by way of an occultic ritual or practice. Using various methods throughout history, diviners ascertain their interpretations of how a should proceed by reading signs, ...

. "

Egungun Egungun, Yoruba language: Egúngún, also known as Ará Ọ̀run (The collective dead) in the broadest sense is any Yoruba masquerade or masked, costumed figure. More specifically, it is a Yoruba masquerade for ancestor reverence, or the ances ...

" refers to the collective spirits of the ancestral dead; the

Orisha Orishas (singular: orisha) are divine spirits that play a key role in the Yoruba religion of West Africa and several religions of the African diaspora that derive from it, such as Haitian Vaudou, Cuban Santería and Brazilian Candomblé. The p ...

Oya is seen as the mother of the Egungun.

References

Yoruba goddesses {{Africa-myth-stub Oracular goddesses