Manava Dharmashastra 12.247

Manvarthacandrikā 12.247

(4) rāghavānandaḥ | yastu śuśrūṣate gurumityuktaṃ tasyāsatve kāgattistatrāha ācāryetviti dvābhyāṃ | guruvadgurutulyāṃvṛttiṃsukhādikāṃ |