Shikshasamuccaya 30

30

ye a-vivarttika saṃgha-prasannās te a-vivarttika śraddha-balātaḥ | ye a-vivarttika śraddha-balāto | indriya-tīkṣṇa-prabhāsvara teṣām ||

those who are irreversible, full of serene trust in the Saṅgha, / they are irreversible through the power of faith; / those who are irreversible through the power of faith, / their faculties are sharp and clear;