Skandapurana 6.3.56.132

6.3.56.132

pāraṇaṃ kuru bhojendra vrataṃ yena na naśyati .
yatte'bhivāñchitaṃ kiṃcidviṣṇave kartumarhasi .. 56.132 ..

Break your fast, O king among Bhojas, so that your vow may not be lost. / Whatever small thing is desired by you, you ought to do it for Viṣṇu.”