དེ་ཅིའི་ཕྱིར་ཞེ་ན།
It is because this Dharma teaching is the supreme elucidation of the teachings that have an implied meaning of the secret aspect of the Dharma taught by the tathāgatas, arhats, perfectly enlightened buddhas so that the bodhisattva mahāsattvas may attain complete accomplishment.
Perfection of wisdom, bodhisattva great beings, practice