Digha Nikaya 1:102
SUJATOYāvakīvañca, bhikkhave, ime satta aparihāniyā dhammā bhikkhūsu ṭhassanti, imesu ca sattasu aparihāniyesu dhammesu bhikkhū sandississanti, vuddhiyeva, bhikkhave, bhikkhūnaṁ pāṭikaṅkhā no parihāni.
As long as these seven principles that prevent decline last among the mendicants, and as long as the mendicants are seen following them, they can expect growth, not decline.