The appreciation of The Flower OrnamentScripture was not, however, by any means confined to the special FlowerOrnament school, and its influence is particularly noticeable in theliterature of the powerful Chan (Zen) schools .
https://en.wikipedia.org/wiki/Huayan https://en.wikipedia.org/wiki/Zen
The FlowerOrnament Scripture
Or, "A Garland of Buddhas":
https://en.wikipedia.org/wiki/Buddh%C4%81vata%E1%B9%83saka_S%C5%ABtra
from the standpoint of Mahāyāna theory that a buddha is special because a buddha can teach in this incredibly effective way.
for - Mahayana Buddhism - Lay description - Helping others to help themselves - Youtube - Between Life and Death: Understanding Tukdam - John D. Dunne