Names of the Greeks wholly different term came to establish itself in the East. The ancient people of the Middle East referred to the Hellenes as "Yunan", deriving from Persian "Yauna", itself a loan of Greek Ιωνία (Ionia), the western coast of Asia Minor. It is by affiliation with the Ionian tribe the Persians conquered in the late 6th century BC that their name extended to all Hellenes. All peoples under Persian influence adopted the term, and it is from this root that Sanskrit "Yavana" derives, which one encounters in ancient Sanskrit sources, first attested in Pāṇini's grammar, and later referring, together with Pali
Transjordan (region) and Eber-Nari. The Decapolis is named from its ten cities enumerated by Pliny the Elder. It should be noted, that what Pliny calls "Decapolis", Ptolemy calls "Cœle-Syria". Ptolemy does not use the term "Transjordan", but rather the periphrasis "across the Jordan". And he enumerates the cities; Cosmas, Libias, Callirhoe, Gazorus, Epicaeros—as being in this district—east of the Jordan, that Josephus et al. called Perea. Jerash was a prominent central community for the surrounding region during the Neolithic period and was also inhabited during the Bronze Age. Ancient Greek inscriptions from the city, and the literary works of Iamblichus and the