Manava Dharmashastra 5.63

Manvarthamuktāvalī 5.63

āsurādivivāhairyathāvarṇaniṣiddhairjātakarmādikriyālopairvedāpāṭhena brāhmaṇāpūjanena prakhyātakulānyapakarṣaṃ gacchanti |