Bhagavatapurana 4.2.31

4.2.31

eṣa eva hi lokānāṃ śivaḥ panthāḥ sanātanaḥ /
yaṃ pūrve cānusantasthur yat-pramāṇaṃ janārdanaḥ //

31. Indeed this is the only auspicious and eternal path for men, which ancients also followed—and of which the source (and authority) is Janārdana (Vishṇu).