大方廣圓覺修多羅了義經略疏 2.705

2.705

悟因行也。夫果德稱真，約理可照；因行治染，體解是難。今一念備知，炳然齊現，如瑠璃瓶盛多芥子，故深慶矣。

Awakening to the causal practice. The virtues of the fruit accord with the real, which can be illuminated in terms of principle; the causal practice cures defilements, which is difficult to comprehend through essence. Now that all is known within a single thought and shines forth simultaneously, like a lapis lazuli vase filled with many mustard seeds, they deeply rejoice.