Clearchus of Soli

Clearchus of Soli (Greek: Kλέαρχoς ὁ Σολεύς, Klearkhos ho Soleus) was a Greek philosopher of the 4th–3rd century BCE, belonging to Aristotle's Peripatetic school. He was born in Soli in Cyprus.

He wrote extensively on eastern cultures, and is thought to have traveled to the Bactrian city of Ai-Khanoum (Alexandria on the Oxus) in modern Afghanistan.

Clearchus wrote extensively around 320 BCE on eastern cultures, from Persia to India, and several fragments from him are known. His book "Of Education" (Greek: Περὶ παιδείας, Peri paideiās) was preserved by Diogenes Laertius.

Clearchus in particular expressed several theories on the connection between western and eastern religions. In "Of Education", he wrote that "the gymnosophists are descendants of the Magi". In another text, quoted by Josephus, Clearchus reported a dialogue with Aristotle, where the philosopher states that the Hebrews were descendants of the Indian philosophers:

His works included also:

There is some question as to whether the work on military tactics cited by Aelianus Tacticus should be ascribed to Clearchus of Soli or Clearchus of Heraclea.

In the Bactrian city of Ai-Khanoum, near the border with India, Greek verses, brought to city by Clearchus from Delphi, were dedicated to the founder of the city named Kineas. On a Herôon (funerary monument), identified in Greek as the tomb of Kineas (also described as the oikistes (founder) of the Greek settlement) and dated to 300-250 BC, the inscription says:

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