Manava Dharmashastra 7.178

Manvarthamuktāvalī 7.178

bahuvidhaśāstrārthasaṃbhave pitṛpitāmahādyanuṣṭhita eva śāstrārtho'nuṣṭhātavyaḥ| tena gacchannariṣyate nādharmeṇa hiṃsyate|