Manusmriti

siva.sh/manusmriti/2/188

भैक्षेण वर्तयेन्नित्यं नैकान्नादी भवेद् व्रती । भैक्षेण व्रतिनो वृत्तिरुपवाससमा स्मृता ॥ १८८ ॥

sanskrit

He who performs the vow (of studentship) shall constantly subsist on alms, (but) not eat the food of one (person only); the subsistence of a student on begged food is declared to be equal (in merit) to fasting.

english translation

bhaikSeNa vartayennityaM naikAnnAdI bhaved vratI | bhaikSeNa vratino vRttirupavAsasamA smRtA || 188 ||

hk transliteration by Sanscript