Horus as bright as the sun was explained by a tale, known as "The Contendings of Horus and Seth". In this tale, it was said that Set, the patron of Upper Egypt, and Horus, the patron of Lower Egypt, had battled for Egypt brutally, with neither side victorious, until eventually the gods sided with Horus. As Horus was the ultimate victor he became known as "ḥr.w wr" "Horus the Great", but more usually translated "Horus the Elder". In the struggle, Set had lost a testicle, and Horus's eye was gouged out. Horus represented the eclipsing binary Algol in the Calendar of
Ancient Egyptian royal titulary were known only by this title. The Horus name was usually written in a serekh, a representation of a palace façade. The name of the pharaoh was written in hieroglyphs inside this representation of a palace. Typically an image of the falcon god Horus was perched on top of or beside it. At least one Egyptian ruler, the Second Dynasty pharoah Seth-Peribsen, used an image of the god Set instead of Horus, perhaps signifying an internal religious division within the country. He was succeeded by Khasekhemwy, who placed the symbols of both Set and Horus above his name. Thereafter, the