Butarab is one of several demons appearing in the Sacred Magic of Abramelin the Mage serving under the arch-fiend Magoth and in Mathers’ version Kore. In other Abramelin material name is spelled Butharuth and Butharath. A.G.H.
Belanger, Michelle. The Dictionary of Demon: Names of the Damneds. Llewellen Publications. 2010. ebook.