The demon Barma appears in the grimoire The Discoverie of Witchcraft
From Discoverie of Witchcraft, Joseph H. Peterson edition:
Barma is a mighty Potentate of the order of Seraphims, whom 20 Legions of Infernal Spirits do obey; his property is to metamorphose the Magician or whom he pleaseth, and transport into foreign Countreys.
Timeline of related events
1584Publication of The Discoverie of Witchcraft (lists this demon)