in the mythology of the Orient was, according to Arabian sagas, the commander-in-chief of an ancient Persian sovereign, Kheikhobad, and a prophet who, having drank from, the spring of life, now lives until the judgment-day. Alexander the Great sought. this, spring of eternal youth, which was said to lie in Caucasus, but without success. Chidr is mentioned in a poem by Ruckert, which bears that name.