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=USUAN1100405

MacLeod's description:

Genre: Soundtrack
Length: 1:25
Instruments: Xylophone, Choir, Organ, Strings, Percussion, Flutes

Builds with a climax, then calm ending in flutes. 006
ISRC: US-UAN-11-00405
Dark, Eerie, Intense, Mysterious, Somber 2008