haṁsa-svarūpy avadad acyuta ātma-yogaṁ
dattaḥ kumāra ṛṣabho bhagavān pitā naḥ
viṣṇuḥ śivāya jagatāṁ kalayāvatirṇas
tenāhṛtā madhu-bhidā śrutayo hayāsye
haṁsa-svarūpī - assuming His eternal form of the swan incarnation; avadat - He spoke; acyutaḥ - the infallible Supreme Personality of Godhead; ātma-yogam - self-realization; dattaḥ - Dattātreya; kumāraḥ - the Kumāra brothers, headed by Sanaka; ṛṣabhaḥ - Ṛṣabhadeva; bhagavān - the Lord; pitā - father; naḥ - our; viṣṇuḥ - Lord Viṣṇu; śivāya - for the welfare; jagatām - of all the world; kalayā - by His secondary personal expansions; avatīrṇaḥ - descending to this world; tena - by Him; āhṛtāḥ - were brought back (from the depths of Pātālaloka); madhu-bhidā - by the killer of the demon Madhu; śrutayaḥ - the original texts of the Vedas; haya-āsye - in the horse-headed incarnation.
It is stated in the Skanda Purāṇa that the Lord of the universe, Hari Himself, once appeared in the form of a young brahmacārī named Kumāra and spoke transcendental knowledge to Sanat-kumāra.