Music by Kevin MacLeod (original composer: Richard Wagner). Available under the Creative Commons Attribution 3.0 Unported license. Download link: https://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100021

MacLeod's description:

Genre: Classical
Length: 2:19
Instruments: Pipe Organ
Tempo: 60

The classic "here come the bride" piece written by Wagner for the opera Lohengrin. This is about as traditional a performance as you can get. 008
ISRC: US-UAN-11-00021
Epic, Uplifting 2007