維摩經玄疏 3.74

3.74

二、通教亦但詮二諦理，所以稟教之流，亦不聞佛性，常住涅槃，三乘猶存灰斷之果也。

Second, the shared teaching also expresses only the principle of the two truths; therefore, those who receive this teaching also do not hear of buddha-nature and permanent nirvāṇa, and the three vehicles still retain the fruit of reducing to ashes and extinction.