O best of the Bharata race, are the Sutras regarding the science of arms and also those regarding instruments necessary for attacking fortified towns, carefully studied in SO your house?
कच्चिदभ्यस्यते सम्यग् गृहे ते भरतर्षभ। धनुर्वेदस्य सूत्रं वै यन्त्रसूत्रं च नागरम्॥