He was the disciple of Sharadvata in the science of arms. O Janamejaya, your father was the beloved of Govinda (Krishna).
धनुर्वेद तु शिष्योऽभून्नृपः शारद्वतस्य सः। गोविन्दस्य प्रियश्चासीत्पिता ते जनमेजय॥