The piety of asceticism by Yugas gradually became established in three Varmas, But, O foremost of men, in these three Yugas the Sūdras were not entitled to the virtues of devout penances.
त्रिभ्यो युगेभ्यस्त्रीन्वर्णान्धर्मश्च परिनिष्ठितः। न शूद्रो लभते धर्म युगतस्तु नरर्षभ॥