I need some poems that have to do with music, can anyone help me?
The phrase "The Sound of Music" is a quotation from a love scene in THE MERCHANT OF VENICE.
Searching that play (and the others) for the words MUSIC, SONG, PLAY, etc., will get you lots of good stuff.
Here's a site where you can get each play as plain text in a single file, which makes it easy and fast to search. (On some sites, you have to go scene-by-scene):