Music by Kevin MacLeod. Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100467

MacLeod's description:

Genre: Horror
Length: 10:00
Instruments: Piano, Choir, Violins, Basses, Percussion, Synths

A fairly intense beginning with a small piano part I pulled from a thing I wrote last week (Trio for Piano Violin and Viola), followed by a very long section of not moving much. 037
ISRC: US-UAN-11-00467
Dark, Eerie, Mystical, Somber 2008