(d) Among the later religious books one or two deserve a special mention, such as The Overthrowing of Apophis, the serpent enemy of the sun-god; The Lamentations of Isis and Nephthys over their murdered brother Osiris; The Book of Breathings, a favorite book among the later Theban priests.
Pairs of deities whose personalities are often blended or interchanged are Hathor and Nut, Sakhmi and Pakhe, Seth and Apophis.
Their domination must have lasted ~s~s a considerable time, the Rhmn.d mathematical papyrus period, having been copied in the thirty-third year of a king Apophis.
Salatis was followed in succession by Beon, Apachnas, Apophis, Jannas and Asses.
So too the victories of Re over the serpent named Apophis were more or less clearly understood as a simile of the antithetical nature of light and darkness.