Using Google Translator エロイム is "I'm nasty", I think it is actually "I'm naughty" though. エッサイム gives me bugger all...

Anyways I'll let someone with actual skills do the translation.

エロイムエッサイム = "Eloim Essaim (frugativi et appelavi)" from a grimoire "Black Pullet".

I wouldn't ever have guessed.