觀音玄義記 1.18

1.18

二、「故大」下，引文證。般若無相即是一法，悉檀為物立種種名。

Second, from "Therefore the Mahā[prajñāpāramitā-śāstra]" onward cites texts as proof. The markless nature of prajñā is precisely the single dharma; the siddhāntas establish various names for the sake of beings.