oracle

1. A shrine dedicated to some prophetic deity.
2. A person such as a priest through whom the deity is supposed to respond with prophecy or advice.
3. A prophetic response, often enigmatic or allegorical, so given.
4. A person considered to be a source of wisdom.

   a literary oracle

5. A wise sentence or decision of great authority.
6. One who communicates a divine command; an angel; a prophet.
7. A theoretical entity capable of answering some collection of questions.
8. (Jewish antiquity) The sanctuary, or most holy place in the temple; also, the temple itself.

verb

To utter oracles or prophecies.