A lovely song by Schubert. I have played this on double-bell euphonium, baritone horn, and euphonium! Here are all 3. Sheet music is here:
https://www.sheetmusicplus.com/searc...m&aff_id=15680
Euphonium, during church service in July 2019:
https://www.youtube.com/watch?v=L3xvEre7-_g
Baritone Horn (at ITEC 2019):
https://www.youtube.com/watch?v=AR7s5DzAFSk
Double-Bell Euphonium, at recital in Iowa, 2015 (song starts at 3:55):
https://youtu.be/ulHkXpbi6Fw?t=234