Ṛgvidhāna · Chapter 2.16

ya.ic.ched.vividham.vittam.sattvam.ca.anupamam.mahat./
uro.ṣṭa.iti.sūktena.upatiṣṭhet.śatakratum.//

prajā.kāmo.yajej.nityam.caruṇā.deva.patnayaḥ./
upahṛtya.upahāram.ca.śeṣam.bhuñjīta.vāg.yataḥ.//

ucchiṣṭam.ca.pradātavyam.bhāryāyai.putram.icchatā./
dhenvāḥ.sarūpa.vatsāyāḥ.payasā.sādhayec.carum.//

anurūpām.prajām.āśu.labhate.na.atra.saṃśayaḥ./
svastyātreyam.japen.nityam.prātaḥ.prātar.dvijaḥ.śuciḥ.//

etat.svastyayanam.puṇyam.sarva.kalmaṣa.nāśanam./
suhṛdam.jñātinam.caiva.gacchantam.anumantrayet.//