ŚB 9.9.11

रथेन वायुवेगेन प्रयान्तमनुधावती ।
देशान्पुनन्ती निर्दग्धानासिञ्चत्सगरात्मजान् ॥ ११ ॥
rathena vāyu-vegena
prayāntam anudhāvatī
deśān punantī nirdagdhān
āsiñcat sagarātmajān

Synonyms

rathenaon a chariot; vāyu-vegenadriving at the speed of the wind; prayāntamMahārāja Bhagīratha, who was going in front; anudhāvatīrunning after; deśānall the countries; punantīsanctifying; nirdagdhānwho had been burnt to ashes; āsiñcatsprinkled over; sagara-ātmajānthe sons of Sagara.

Translation

Bhagīratha mounted a swift chariot and drove before mother Ganges, who followed him, purifying many countries, until they reached the ashes of Bhagīratha’s forefathers, the sons of Sagara, who were thus sprinkled with water from the Ganges.