Board Thread:Questions and Answers/@comment-5561678-20140213032654/@comment-6007020-20140213220437

No, I mean Biskiel and Grimaniel are Hebrew FROM the Bible, though I'm probably a little incorrect for using Wikipedia to find this out. They're the exact translation that Kubo used in the manga.

http://en.wikipedia.org/wiki/Theophory_in_the_Bible