Revākhaṇḍa of the Skandapurāṇa manuscripts (RKS) 100.14

100.14

upoṣya parayā bhaktyā vrataṃ kuryur mahāmune /
rātrau jāgaraṇaṃ kṛtvā dīpadānaṃ svaśaktitaḥ //

having fasted with supreme devotion, should observe the vow, O great sage, / having kept vigil during the night, offering lamps according to one's means;