Śrīmad-Bhāgavatam 3.12.4
SB 3.12.4
Open the full passageSanskrit
sanakaṁ ca sanandaṁ ca sanātanam athātmabhūḥ sanat-kumāraṁ ca munīn niṣkriyān ūrdhva-retasaḥ
Translation
In the beginning, Brahmā created four great sages named Sanaka, Sananda, Sanātana and Sanat-kumāra. All of them were unwilling to adopt materialistic activities because they were highly elevated due to their semen's flowing upwards.