In the Midrash it is rendered Pekosim (Bereshith Rabbah 37). Saadia Gaon identifies it with Sa'id on the upper Nile. The Targum on 1 Chronicles 1:12 translates it as Nasyotai or Gasyotai, denoting Casiotis, the district surrounding Mount Casius, east of Pelusium in Egypt. The Targum on Genesis 10 reverses the definition of Pathrusim and Casluchim.
Kasluch wed Cush's daughter and sired Nimrod. Nimrod's [[פלשתים|invaders]] (Philistim) come the black giants of Kasluch and their were born from his union with his [[פתרסים|Pathrusite]] wiveswife Meliae.
