成唯識論述記 5.92

5.92

The Commentary states: Since it contradicts the noble teaching, it reduces the conditions by three. Thus it contradicts what the Mahāyānasaṃgraha, fascicle one and elsewhere, states: 'Mind and mental factors are definitively governed by four conditions.' Hence it says 'contradiction'. Below is the fourth: the objection that subsequent arising depends on another. Question: As when emerging from the five mindless states, the sixth consciousness arises because the seventh and eighth existed previously, why does the sixth not take the seventh and eighth as its basis?