My husband and I used to share an iCloud account but I got my own. How can I sync the purchased song library for both accounts to my phone?

http://www.takecontrolbooks.com/resources/0170/site/chap34.html

Here is a link to share already purchased music etc. using iCloud Family Sharing.

or If you have iTunes on your computer just go to iTunes for the first account click and drag the albums/songs into a folder.

Switch accounts on the iTunes on the computer.

click and drag the songs from the folder. Sync the iPhone.