成唯識論了義燈 1.38

1.38

答：或一剎那。或一無漏。或且隨一所詮之法。或隨於一所化之生。或從於如。總得名一。

Answer: It may be a single moment. Or a single uncontaminated state. Or provisionally following a single dharma that is expressed. Or following a single sentient being to be transformed. Or based on tathatā. Generally, it may be termed 'one'.