俱舍論頌疏論本 28.77

28.77

As for 'only an ārya born in the peak of existence arises the lower to eliminate the remaining afflictions,' the previous was regarding general characteristics, while this explains in detail. When an ārya is born in the peak of existence, they necessarily give rise to the undefiled samāpatti of the lower stage of the sphere of nothingness in order to eliminate the remaining afflictions of the peak of existence, because their own peak of existence lacks an ārya path, and they joyfully seek to arise the lower ārya path. Arising only the sphere of nothingness is because it is the most proximate.