淨名經集解關中疏 1.294

1.294

從無量功德智慧生　此二明修因。肇曰。夫妙極之身必生乎。妙極之因功德智慧大士二業也。此二蓋是萬行之初門。泥洹之關要故唱言有之。

"It is born from measureless merit and wisdom." This is the second part, clarifying the cultivation of causes. Sengzhao states: "The supremely marvelous body must arise from supremely marvelous causes: merit and wisdom are the two activities of the mahāsattva. These two are truly the primary gate to the myriad practices and the essential gateway to nirvāṇa; hence it is proclaimed that it has them."