Mahabharata 7.28.15
तस्य पार्थो धनुश्छित्त्वा तूणीरान्संनिकृत्य चत्वरमाणो द्विसप्तत्या सर्वमर्मस्वताडयत्
tasya pārtho dhanuśchittvā tūṇīrānsaṃnikṛtya catvaramāṇo dvisaptatyā sarvamarmasvatāḍayat
Our plain-language meaning of this verse is waiting for scholar review.