Listen to Symphony 03 E flat major “Eroica Symphony”:: Funeral march - adagio assai online. Symphony 03 E flat major “Eroica Symphony”:: Funeral march - adagio assai is an English language song and is sung by Various Artists. Symphony 03 E flat major “Eroica Symphony”:: Funeral march - adagio assai, from the album Instant Classical Culture, was released in the year 2010. The duration of the song is 2:33. Download English songs online from JioSaavn.