Digha Nikaya 1:510
SUJATO‘na tāvāhaṁ, pāpima, parinibbāyissāmi, yāva me bhikkhuniyo na sāvikā bhavissanti viyattā vinītā visāradā bahussutā dhammadharā dhammānudhammappaṭipannā sāmīcippaṭipannā anudhammacāriniyo, sakaṁ ācariyakaṁ uggahetvā ācikkhissanti desessanti paññapessanti paṭṭhapessanti vivarissanti vibhajissanti uttānīkarissanti, uppannaṁ parappavādaṁ sahadhammena suniggahitaṁ niggahetvā sappāṭihāriyaṁ dhammaṁ desessantī’ti.
‘Wicked One, I shall not be fully extinguished until I have nun disciples who are competent, educated, assured, learned …’