Gardiner, Egyptian Grammar, 3rd ed. (London: Oxford Univ. Press, 1973), p. 584. Also, E.A. Wallis Budge, The Egyptian Book of the Dead (New York: Dover, 1967), cix–cx, p. 246 n. 2. For an explanation of ḫpr the verb, ḫprr the dung beetle, and Ḫprr the divine, see Faulkner, A Concise Dictionary, pp. 188–189; See also Daphne Ben-Tor, The Scarab as a Mirror of Ancient Egyptian Culture (Jerusalem: Israel Museum, 1989), p. 9 [Hebrew]. For the idea of the sun god appearing in more than one aspect in Egyptian religion, see Siegfried Morenz, Egyptian Religion (Ithaca: Cornell Univ. Press, 1992), pp. 142–145. The various names of the sun god are listed in George Hart, Egyptian Myths (Austin: Univ. of Texas, 1990), p. 45.