In the creation myth of the Heliopolitan form of ancient Egyptian religion, Benben was the mound that arose from the primordial waters, and upon which the creator deity Atum settled. The Benben stone
Reconstructed apex of one of the pyramids (G1-d) of the Giza Plateau, symbolizing Benben.
Pyramidion of Amenemhat III from the Black Pyramid, Twelfth Dynasty. Egyptian Museum, Cairo.
Bennu bird from an Egyptian papyrus.
Bennu standing on a simple Benben depiction, from The Book of the Dead (1895 print)
Nun or Nu, in ancient Egyptian religion, is the personification of the primordial watery abyss which existed at the time of creation and from which the creator sun god Ra arose.
Benben
…In the creation myth of the Heliopolitan form of ancient Egyptian religion, Benben was the mound that arose from the primordial waters (Nu), and upon which the creator deity Atum settled. The Benben stone is associated with the top stone of a pyramid, which is called a pyramid's pyramidion…
Nun lifts the solar barque with the new-born sun from the waters of creation.
The mystical Spell 17, from the Papyrus of Ani. The vignette illustrates (left) Nu.