Brihannala said The one about which you first enquired is the world-wide known Gandiva bow of Arjuna, capable of destroying the enemy's army.
बृहन्नलोवाच यन्मां पूर्वमिहापृच्छः शत्रुसेनापहारिणम्। गाण्डीवमेतत् पार्थस्य लोकेषु विदितं धनुः॥