增壹阿含經 11.9.p2

11.9.p2

It was then that the Bhagavān addressed the monks, “How is it, monks? Does anyone see Devadatta’s teaching as clean? Still, Devadatta’s evil is quite grave, and he’ll get a punishment for an eon, which cannot be cured. I do not see a thread’s breadth of goodness in my Dharma that someone could describe of him. Because of this, I now say that the source of Devadatta’s punishment cannot be cured.