When Dhruva Mahārāja, the son of the King, was thus advised by the great sage Nārada, he circumambulated Nārada, his spiritual master, and offered him respectful obeisances. Then he started for Madhuvana, which is always imprinted with the lotus footprints of Lord Kṛṣṇa and which is therefore especially auspicious.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
इत्युक्तस्तं परिक्रम्य प्रणम्य च नृपार्भकः । ययौ मधुवनं पुण्यं हरेश्चरणचर्चितम्
ityuktastaṃ parikramya praṇamya ca nṛpārbhakaḥ | yayau madhuvanaṃ puṇyaṃ hareścaraṇacarcitam
SB 4.8.62