Parisasutta 2.3

2.3

Sāpi hoti na bāhulikā na sāthalikā okkamane nikkhittadhurā paviveke pubbaṅgamā, vīriyaṃ ārabhati appattassa pattiyā anadhigatassa adhigamāya asacchikatassa sacchikiriyāya.

They too are not indulgent or slack, nor are they backsliders. Instead, they take the lead in seclusion, rousing energy for attaining the unattained, achieving the unachieved, and realizing the unrealized.