Djahi, Djahy or Tjahi (Egyptian: ḏhj, ḏꜣhy) was the Egyptian designation for southern Retjenu. It ran from approximately Ashkelon in Israel to Lebanon and inland as far as Galilee. It was described as the drainage basin of the Jordan River during the battles with Kadesh of the Eighteenth and Nineteenth Dynasties of Egypt.
- "Thesaurus Linguae Aegyptiae - Login". aaew.bbaw.de. Retrieved 2019-07-12.
- Gardiner, Alan. Egypt of the Pharaohs. Oxford University Press, 1961., p.285.
- Steindorff, George. When Egypt Ruled the East. p. 47. University of Chicago Press, 1942.