The 'Grimoire Verum' claims that every magician's inkwell should have the names of power: YOD HE VAU HE, MATATRON, YOD, CADOS, ELOYM, SABAOTH. In cabalistic philosophy, it is one of the most holy names of god but more often spelled "Zebaoth.' The 'Grimoire of Honorius' spells it 'Zabahot."

("The Case of Charles Dexter Ward," "The Dunwich Horror")