Manusmriti

siva.sh/manusmriti/11/213

एकैकं ग्रासमश्नीयात् त्र्यहाणि त्रीणि पूर्ववत् । त्र्यहं चोपवसेदन्त्यमतिकृच्छ्रं चरन् द्विजः ॥ २१३ ॥

sanskrit

A twice-born man who performs an Atikrikkhra (penance), must take his food during three periods of three days in the manner described above, (but) one mouthful only at each meal, and fast during the last three days.

english translation

ekaikaM grAsamaznIyAt tryahANi trINi pUrvavat | tryahaM copavasedantyamatikRcchraM caran dvijaH || 213 ||

hk transliteration by Sanscript