Arakkheyyasutta 7.4

7.4

‘itipi te na supaññattā sāvakānaṃ nibbānagāminī paṭipadā. Yathāpaṭipannā tava sāvakā āsavānaṃ khayā …pe… sacchikatvā upasampajja viharantī’ti.

‘For such reasons you haven’t clearly described the practice that leads to extinguishment for your disciples.’