...me, where rising from a common fount Euphrates flows and Tigris, and did earth Permit, were joined with either name; but now While like th' Egyptian flood Euphrates spreads His fertilising water, Tigris first Drawn down by earth in covered depths is plunged And holds a secret course; then born again Flows on unhindered to the Persian sea. But warlike Parthia wavered 'twixt the chiefs, Content t...