How to map same folder to another domain name

How to map same folder to another domain name

I have a website with some domain name like myexample.com. now I want to
add another name to my domain like abc.myexample.com. if user access using
either of any name site should load with same content. Using the server
team help I mapped same ip to new domain name. but now how I root
myexample.com path to abc.myexample.com to show same content. how can I do
through it cpanel or using putty ? plz help