Shiva Purana

siva.sh/siva-purana/saturda-samhita/13/33

पयोव्रतोऽभवन्मासम्मासं शाकफलाशनः ।। मासम्मुष्टितिलाहारो मासं पानीयभोजनः ।। ३३ ।।

sanskrit

He observed a vow of milk and ate vegetables and fruits for a month He ate a handful of sesame seeds for a month and water for a month.

english translation

payovrato'bhavanmAsammAsaM zAkaphalAzanaH || mAsammuSTitilAhAro mAsaM pAnIyabhojanaH || 33 ||

hk transliteration by Sanscript