成唯識論演祕 2.109

2.109

大宗命根體是假法，意所緣緣，證自五識緣識內假。

According to the great school, the substance of the life-faculty is a designated phenomenon (prajñapti-dharma), an objective-condition (ālambana-pratyaya) of the mental consciousness, which proves that one's own five consciousnesses take designations internal to consciousness as their objective conditions.