this is what i found on the internet.
if this does not help you out go to the link at the bottom and see if it helps you out.
Ways to Listen to Music & Media on Alexa
You can use Alexa to stream music, podcasts, audiobooks, and more from popular streaming services or from your phone or tablet over Bluetooth.You can also upload your personal music collection to your music library on Amazon and then stream your music through your Alexa device.
Link a Third-Party Music Service to Alexa
Note: Spotify Premium on Alexa supports Spotify Connect, which allows you to play music on your Alexa device and use the Spotify app on your phone or tablet as a remote. Alexa on Fire TV devices does not support Spotify Connect.
on Amazon from your computer. After you upload your music, you can ask Alexa to play your music and control playback with simple voice commands.You can upload up to 250 songs to My Music
for free. To upload up to 250,000 songs, you can switch to an Amazon Music storage subscription. To learn more, go to Change Your Amazon Music Storage Subscription
Note: Purchases from the Digital Music Store as well as tracks from AutoRip-eligible CDs and vinyl records purchased on Amazon do not count towards the 250 song limit.
Play Music on Multiple Echo Devices
Pair Your Mobile Device with Your Echo Device
Pair Your Mobile Device with Echo Show
Connect Your Echo Device to Bluetooth Speakers
Note: Voice control is not supported for Mac OS X devices (such as MacBook Air) or on other Alexa-enabled products. When using Multi-Room Music, Bluetooth connections (such as from mobile phones, or to external Bluetooth speakers) will be disconnected.
Do need to buy music to ply it on Alexa or is there another way of...