cPanel gives you the ability to create custom email filters, and gives you the ability to choose what to do with messages that are hit by the filter.
To set this up, go to the Global Email Filters icon in the Mail section of cPanel.
Once in there, you can create a Create A New Filter.
You will be presented with the following.
You would enter the custom name that you would like to identify the filter by.
In the Rules, you can choose from the following Rules.
Once you choose which of these you want to use, you can then choose from the following sub-menu items.
You would then enter text that the filter is going to use and what you wish to do with the messages, that fit the filter text.
You can read further information into the choices HERE .