From English WikiNoah
Y-DNA Haplogroup E-Z830 associated with the legends of Oceanus/Ea.
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.