Narada acquired the science of music; Bharadvaja that of arms; Gargya, the history of the celestial Rishis; the dark son of Atri that of medicine.
गान्धर्वं नारदो वेद भरद्वाजो धनुर्ग्रहम्। देवर्षिचरितं गार्ग्य: कृष्णात्रेयश्चिकित्सितम्॥