The lord (Arjuna) vanquished the robber tribes that lived in the north eastern frontier, and those also that lived in the forest.
प्रागुत्तरां दिशं ये च वसन्त्याश्रित्य दस्यवः। निवसन्ति वने ये च तान् सर्वानजयत् प्रभुः॥