How To Find Out To Which PPA Repository A Package Belongs To

There are various reasons why you may need to find out to which PPA a package belongs to, for instance, in case a package in a PPA breaks something on your system, if you want to install a package which is already installed on your computer on some other machine but you don't know the PPA you've used to install it and so on.

So here's a quick tip on how to find out to which PPA a package belongs to.