Skandapurana 5.82.32

5.82.32

athavā somavāreṇa yastaṃ paśyati mānavaḥ ..
kṛtvā kṣaṇaṃ subhaktyā yo yāvatsaṃvatsaraṃ dvijāḥ ... .. 32 ..

Or whatever person beholds him on a Monday,
having devoted a single moment with sincere devotion for up to a year, O twice-born ones,