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=USUAN1100681

MacLeod's description:

Genre: Classical
Length: 0:51
Instruments: tuba, trombones, horns, trumpets
Tempo: 60

A stately brass choir set in a cathedral.
ISRC: US-UAN-11-00681
Calming, Uplifting 2010