UḍḍT, 8, 13.11 rātricūrṇaṃ śirīṣavalkalacūrṇaṃ ca gavyaghṛtena saha yasyai vanitāyai ṛtusnānadivase pānārthaṃ dīyate sā strī vandhyāpi garbhavatī bhavati nātra saṃśayaḥ /

UḍḍT, 9, 3.10 punas tāṃ saptamyām aṣṭamyāṃ navamyāṃ vā etāsu tithiṣu punarvasupuṣyahastarkṣayuktāsu svapañcamalena saha piṣṭvā svavīryaṃ svaraktam api tasmin dattvā yasyai vanitāyai dīyate sā strī vaśyā bhavati satyam eva mantreṇānena mantrayet /