The first two paragraphs of clause 7.1.6 are about keeping and sharing when needed, the necessary knowledge to operate processes and getting conforming products and services. What I do is: look for each process and list the roles that participate, and determine what kind of knowledge someone with that role need to be autonomous and make good decisions, aligned with the quality policy and objectives. So, it is about processes and roles more than with individuals. Individuals come when you look to competencies and clause 7.2.
The following material will provide you information about the organizational knowledge: