Skanda Purana 16.260.5

16.260.5

caitre śuklacaturddaśyāṃ yo'tra māṃ pūjayiṣyati ..
sa yāsyati paraṃ sthānaṃ prasādānmama puṇyakṛt .. 5 ..

Whoever worships me here on the fourteenth day of the bright fortnight of Caitra, / that merit-maker shall go to the supreme abode through my grace.”