Karma Vipaka Samhita 8.13

सूर्यमन्त्रस्य जाप्येन लक्षमेकं वरानने ॥

Do japa (repeating a mantra) of the Sun mantra (sacred words) 100,000 times, O fair-faced one. Worship the earthen linga (Shiva's sacred stone…

होमं च कारयेद्धीमान् शतब्राह्मणभोजनम् ॥

The wise one should have a homa (fire offering) done and feed a hundred brahmins. He should have rice pudding with sugar made by the rule.

ततः कूपतडागौ च वापिकां च महापथे ॥

Then he should make a well, a pond and a stepwell on the great road. When this is done, there is no doubt, the family line is gained, O fair-faced…