Digha Nikaya 1:1296
SUJATO“Sace, bhante, aññatitthiyapubbā imasmiṁ dhammavinaye ākaṅkhantā pabbajjaṁ ākaṅkhantā upasampadaṁ cattāro māse parivasanti, catunnaṁ māsānaṁ accayena āraddhacittā bhikkhū pabbājenti upasampādenti bhikkhubhāvāya. Ahaṁ cattāri vassāni parivasissāmi, catunnaṁ vassānaṁ accayena āraddhacittā bhikkhū pabbājentu upasampādentu bhikkhubhāvāyā”ti.
“Sir, if four months probation are required in such a case, I’ll spend four years on probation. When four years have passed, if the mendicants are satisfied, let them give me the going forth, the ordination into monkhood.”