Question about Vital Remains song.

[StickMichael]

On their album "Let Us Pray" the third track, "Ceremony of the Seventh Circle" begins with about a 40 second clip from another song that seems to be the same thing as this:

[ame]http://www.youtube.com/watch?v=2KBogUPXCKg&lc=l4p9txKCz73d--8xRpB5HqGmi0PlGVTnqYlYI1ZC1iY&feature=inbox[/ame]

Does anybody know what this opening sample is? The song in the video itself could be a remix of the REAL original. Thank you very much!