Arjuna was shooting divine arms capable to pierce the heart in an excellent manner and Indra etc. all gods were watching his war-craft from the sky where they had come and stood to see this phenomenal battle,
तस्य तद् दिव्यमस्त्रं हि विगाढं चित्रमस्यतः। प्रेक्षन्ते स्मान्तरिक्षस्थाः सर्वे देवाः सवासवाः॥