Sentence:  15 The "Uas Sceptre" is the origin of the “Phoenix Wand”, which is the Wand of the Imperator of \mathrm A\!\therefore\!\mathrm A\!\therefore\,. The head of the wand was not originally a <WSD>Bennu</WSD> Bird, but the head of the god Set. The identification with the <WSD>Bennu</WSD> seems to have originated with the Hermetic Order of the Golden Dawn. 
Meaning of the word marked with <WSD> tags:  A self-created deity with the form of a bird (in New Kingdom artwork, a heron) that features in the ancient Egyptian creation myth and is also described as the ba (soul) of Ra.