yaiḥ punaḥ svoktiṣu spaṣṭaṃ yuktārthatvaṃ viniścitam / tat pratyāyanasāmarthyam ātmanaś ca mahātmabhiḥ //
Those great souls who have clearly determined the rationality in their own statements [possess] the capability of convincing [others] of that and of [the nature of] the self.