“The man who has forgotten self may be said to have entered Heaven.”
Something I experienced with the aid of psilocybin mushrooms was a complete ego loss — literally a complete transcendence of myself & an experience of everything outside of myself, but it all felt like me. I was one with everything.
This self that I experienced beyond my ego is, I believe, the divine self, which is who we all truly are. It is an experience beyond form, beyond identification with skin color, gender, & all physical features.
It is an experience of the Soul.
Meditation is a good practice to begin before considering the psychedelic experience.
Here is a great concise & to the point psychedelic meditation guide: