Shiva Purana
प्रतिपदादिविन्यस्य तिथिं प्रतिपदादितः ॥ संपुटाकारहस्तौ तु पूर्वदिङ्मुखसंस्थितः ॥ ३४ ॥
The date is arranged from the Pratipada to the Pratipada. He stood facing east with his hands in the shape of a wrapper.
english translation
pratipadAdivinyasya tithiM pratipadAditaH ॥ saMpuTAkArahastau tu pUrvadiGmukhasaMsthitaH ॥ 34 ॥
hk transliteration by Sanscript