PISHON; PISON

pi'-shon pi'-son (pishon; the King James Version): A river of EDEN (which see), said to compass the whole land of Havilah where there is gold, bdellium and onyx stone (Genesis 2:11), most probably identified with the Karun River which comes down from the mountains of Media and formerly emptied into the Persian Gulf.

From the International Standard Bible Encyclopedia
Edited by James Orr, published in 1939 by Wm. B. Eerdmans Publishing Co.