LinkIt Module

https://www.drupal.org/project/linkit

Linkit provides an easy interface for internal and external linking with wysiwyg editors by using an autocomplete field. Linkit has by default support for nodes, users, taxonomy terms, files, comments and basic support for all types of entities.

Full Episode https://talkingdrupal.com/327 ... https://www.youtube.com/watch?v=vozdvbvfaz0