I came across this cool music!
Apparently clay tablets exist from the 14th century BC that not only have cuneiform, but also a version of sheet music! While this certainly doesn’t apply music theory like we are accustomed to, we can get a glimpse into what this ancient hymn sounds like. Of course the ancient Sumerians didn’t have a midi keyboard to play their tunes on, but this is pretty cool nonetheless. Check it out: