Hrishikesha obtained the celestial conch called Panchajanya, after having slain in battle Panchajana, who lived in the nether regions.
युधि पञ्चजनं हत्वा दैत्यं पातालवासिनम् पाञ्चजन्यं हृषीकेशो दिव्यं शङ्खमवाप्तवान्॥