The saintly King Uttānapāda, hearing of the glorious deeds of Dhruva Mahārāja and personally seeing also how influential and great he was, felt very satisfied, for Dhruva’s activities were wonderful to the supreme degree.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
उत्तानपादो राजर्षिः प्रभावं तनयस्य तम् । श्रुत्वा दृष्ट्वाद्भुततमं प्रपेदे विस्मयं परम्
uttānapādo rājarṣiḥ prabhāvaṃ tanayasya tam | śrutvā dṛṣṭvādbhutatamaṃ prapede vismayaṃ param
SB 4.9.65