You can forward each incoming email for a specific email address to another email address using email forwarder on cPanel. This article will guide you on how to do that
1. Login to your cPanel from client area
2. Under the Email section select the Forwarders option
3. Click on Add Forwarder
4. Enter in the user of the email address that is being forwarded, make sure to not include the domain, only the name before the @.
You can then select the domain from the dropdown menu.
Lastly, enter in the email address where you want the emails forwarded to. Enter in the complete email address including domain, ex. firstname.lastname@example.org
5. Then click Add Forwarder, done!