Shiva Purana

siva.sh/siva-purana/kotirudra-samhita/4/43

गंगोवाच ।। शंकरार्चनसंभूतफलं वर्षस्य यच्छसि ।। स्वामिनश्च तदा स्थास्ये देवानामुपकारणात। ।। ४३।।

sanskrit

Gaṅgā said:— I shall stay back for helping the gods if you pass on to me a year’s merit accruing to you by worshipping lord Śiva.

english translation

gaMgovAca || zaMkarArcanasaMbhUtaphalaM varSasya yacchasi || svAminazca tadA sthAsye devAnAmupakAraNAta| || 43||

hk transliteration by Sanscript