Majjhima Nikaya 5:252
SUJATOIdha, bhikkhave, bhikkhuno pañca orambhāgiyāni saṁyojanāni pahīnāni honti, ucchinnamūlāni tālāvatthukatāni anabhāvaṅkatāni, āyatiṁ anuppādadhammāni.
It’s when a mendicant has given up the five lower fetters, cut them off at the root, made them like a palm stump, obliterated them, so they’re unable to arise in the future.