大般涅槃經集解 51.54

51.54

案寶亮曰：就略答中，先開三句，釋所以覆相說之意也。明佛初出世，眾生智淺，未堪深法，不得說同體三寶，正得說斷滅無餘作常住清淨無差別也。

Baoliang comments: In this brief reply, he first opens three propositions to explain the intention behind speaking in a concealed manner. It clarifies that when the Buddha first appeared in the world, sentient beings' wisdom was shallow and could not endure the profound Dharma; He could not speak of the three jewels of identical substance, but could only speak of severance, extinction, and without remainder as permanent, pure, and non-differentiated.