Skandapurana 5.57.17

5.57.17

tadatra viṣaye dānaṃ na tapo na vratādikam ..
tīrthasevāṃ parityajya tasmāttvaṃ tāṃ samācara .. 17 ..

In this matter there is no gift, no austerity, no vow and the like [that avails], / apart from serving sacred fords; therefore perform that.”