Shiva Purana
सहस्राणां च षट्त्रिंशज्जन्म नैवेद्यमीरितम् । तावन्नैवेद्यदानं तु महापूर्णं तदुच्यते 1-16-८० ।
Twenty-six thousand great offerings constitute life-time offering. Making gift of this is called great accomplishment.
english translation
sahasrANAM ca SaTtriMzajjanma naivedyamIritam । tAvannaivedyadAnaM tu mahApUrNaM taducyate 1-16-80 ।
hk transliteration by Sanscript