Srimad-Bhagavatam: Canto 11 - Chapter 1 - Verse 23
Sanskrit:
मत्स्यो गृहीतो मत्स्यघ्नैर्जालेनान्यै: सहार्णवे ।तस्योदरगतं लोहं स शल्ये लुब्धकोऽकरोत् ॥ २३ ॥
ITRANS:
matsyo gṛhīto matsya-ghnairjālenānyaiḥ sahārṇavetasyodara-gataṁ lohaṁsa śalye lubdhako ’karot
Translation:
The fish was caught in the ocean along with other fish in a fishermen’s net. The iron lump in the fish’s stomach was taken by the hunter Jarā, who fixed it as an arrowhead at the end of his shaft.