By avoiding all intercourse with his wife and making ablutions three times a day and by inhaling the air only for purposes of maintenance one acquires the merit of a sacrifice. Heaven is gained by the practice of truth, and nobility of birth by sacrifices.
स्त्रियस्त्रिषवणं स्नात्वा वायुं पीत्वा क्रतुं लभेत्। स्वर्ग सत्येन लभते दीक्षया कुलमुत्तमम्॥