ABRACADABRA ???

ABRACADABRA - Sentences that surely everyone knows is a mantra that is always spoken by a magician before starting his action.
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The history of the word Abracadabra turns out to be very unique. In the past, the word was regarded as a potent spell to treat fever or infection.
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it is known through a poem about a 3rd-century medical class, called Liber Medicinalis, written by Quintus Serenus Sammonicus, a physician at the Palace of the Roman Emperor Caracalla.
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in order to work miraculously, Abracadabra says it must be written into an inverted pyramid like the picture above.
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Furthermore the Abracadabra spell is affixed to the wall of the house or carried as a safety amulet.
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because of the popularity of the mantra, the magicians then adopted the word Abracadabra to add a magical impression in its actions.