Ancient Egyptian Legends, by M. A. Murray, , at sacred-texts.com
When the world came into being, there were two rivers, the river
of Egypt and the river of the sky. Great is the Nile, the river
of Egypt, rising in his two caverns in the South beyond the
cataract, flooding the land of Egypt and bringing joy and good
harvests to Ta-mery. Great and mighty is the river of the sky,
flowing across the heavens and through the Duat, the world of
night and of thick darkness, and on that river floats the Boat
of Ra. Boat of Millions of Years is its name, but men call it
the Manzet Boat in the dawn, when Ra rises in splendour on the
eastern horizon of heaven; the Mesektet Boat is it called in the
evening, when Ra enters in glory within the portals of the Duat,
where the mountain of Manu lifts its peaks to the western sky.
On the western horizon is the mountain of Manu. and on the
eastern horizon the mountain of Bakhu; vast and huge are they,
raising their crests above the earth, and the sky rests upon
their summits. And