Now after owning your own Blog You should follow the steps given below very carefully.
There are 2 ways to do this and both the ways are very interesting and easy also.
1- Open up Your Blogger settings panel in one tab of your Browser.
2- In the second tab of your Browser open the link of the song where it is being uploaded. The link may be of YouTube,Soundcloud or something else.For example I am showing this tutorial using a link of youtube.
3- Scroll down on the link of Youtube, you will see a option of Share button. Click on it as indicated below in the pic.