The works of Ādi Śaṅkarācārya

Sanatsujātīyam

p. 246

p. 246

कथं समृद्धमत्यर्थं तपो भवति केवलम् ।

In plain words

How does tapas come to full ripeness, past all measure, and stay unmixed with anything else?

Close to the Sanskrit

How does austerity become exceedingly fully ripened and unmixed?