Lyric discussion by WillowSwan 

Cover art for In Defence lyrics by Inkubus Sukkubus

I agree. I see a hint of The Salem Witch Trials here, though that may simply be because they were the most famous persecution of non-protestants. It goes beyond just the devil being a Christian myth. She is accusing her accusers, supposed Christians who murdered dozens of innocents, of being in the service of evil.