The Fenbie yuanqi chusheng famen jing; *Vikalpa-prati^tya-samutpa^da-dharmottara-prave/sa su^tra （Sutra on The Primacy of the Dharma Gate Distinguishing Conditioned Arising）. T 717 .16.837-844. Two fascicles， translated by Xuanzang 玄奘 at Dacien Monastery in 650. A sermon on the twelve limbs of conditioned origination.