The Hellespontine Sibyl was the priestess presiding over the Apollo

Apollo

Apollo is one of the most important and complex of the Olympian deities in Greek and Roman mythology...

nian oracle

Oracle

In Classical Antiquity, an oracle was a person or agency considered to be a source of wise counsel or prophetic predictions or precognition of the future, inspired by the gods. As such it is a form of divination....

 at Dardania

Dardania (Asia minor)

Dardania in Greek mythology is the name of a city founded on Mount Ida by Dardanus from which also the region and the people took their name. It lay on the Hellespont, and is the source of the strait's modern name, the Dardanelles....

. The Sibyl is sometimes referred to as the Trojan Sibyl. The word Sibyl

Sibyl

The word Sibyl comes from the Greek word σίβυλλα sibylla, meaning prophetess. The earliest oracular seeresses known as the sibyls of antiquity, "who admittedly are known only through legend" prophesied at certain holy sites, under the divine influence of a deity, originally— at Delphi and...

 comes (via Latin

Latin

Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

) from the ancient Latin word sibylla, meaning prophet

Prophet

In religion, a prophet, from the Greek word προφήτης profitis meaning "foreteller", is an individual who is claimed to have been contacted by the supernatural or the divine, and serves as an intermediary with humanity, delivering this newfound knowledge from the supernatural entity to other people...

ess or oracle. There were many Sibyls in the ancient world but this one is known for her prediction of the Crucifixion

Crucifixion

Crucifixion is an ancient method of painful execution in which the condemned person is tied or nailed to a large wooden cross and left to hang until dead...

, and is usually shown standing beside a Cross

Cross

A cross is a geometrical figure consisting of two lines or bars perpendicular to each other, dividing one or two of the lines in half. The lines usually run vertically and horizontally; if they run obliquely, the design is technically termed a saltire, although the arms of a saltire need not meet...

.

The Hellespontian Sibyl was born in the village of Marpessus near the small town of Gergitha, during the lifetimes of Solon

Solon

Solon was an Athenian statesman, lawmaker, and poet. He is remembered particularly for his efforts to legislate against political, economic and moral decline in archaic Athens...

 and Cyrus the Great

Cyrus the Great

Cyrus II of Persia , commonly known as Cyrus the Great, also known as Cyrus the Elder, was the founder of the Achaemenid Empire. Under his rule, the empire embraced all the previous civilized states of the ancient Near East, expanded vastly and eventually conquered most of Southwest Asia and much...

. According to Heraclides of Pontus, Marpessus was formerly within the boundaries of the Troad.

The sibylline collection

Sibylline Books

The Sibylline Books or Libri Sibyllini were a collection of oracular utterances, set out in Greek hexameters, purchased from a sibyl by the last king of Rome, Tarquinius Superbus, and consulted at momentous crises through the history of the Republic and the Empire...

 at Gergis was attributed to the Hellespontine Sibyl and preserved in the temple of Apollo at Gergis. Later it passed to Erythrae

Erythrae

Erythrae or Erythrai later Litri, was one of the twelve Ionian cities of Asia Minor, situated 22 km north-east of the port of Cyssus , on a small peninsula stretching into the Bay of Erythrae, at an equal distance from the mountains Mimas and Corycus, and directly opposite the island of Chios...

, where it became famous.