The several perfections such as charity, morality, and such;
All these are coming from within it.
Where then should the evil appearances exist?
These great zen masters all directly stated the relationship between zazen and zen-samadhi. Today we hear a lot about zazen, but the recognition and realization of zen-samadhi is hardly spoken of.
I assert that without the realization of zen-samadhi, there is no true zazen, no matter how much zazen is talked about as a practice.