Krishna combats the serpent Kaliya; alarm of his parents and companions; he overcomes the serpent, and is propitiated by him; commands him to depart from the Yamuna river to the ocean - Verse 18
Vishnu Purana (GRETIL; M. M. Pathak critical edition) · 4 · Verse 7.18
Sanskrit Original
अनन्तरं च सा जमदग्निम अजीजनत। तन्माता च विश्वामित्रं जनयाम आस। सत्यवती च कौशिकी नाम नद्य अभवत। जमदग्निर इक्ष्वाकुवंशोद्भवस्य रेणोस तनयां रेणुकाम उपयेमे। तस्यां चाशेषक्षत्रहन्तारं परशुरामसंज्ञं भगवतः सकललोकगुरोर नारायणस्यांशं जमदग्निर अजीजनत।।
anantaraṃ ca sā jamadagnim ajījanat| tanmātā ca viśvāmitraṃ janayām āsa| satyavatī ca kauśikī nāma nady abhavat| jamadagnir ikṣvākuvaṃśodbhavasya reṇos tanayāṃ reṇukām upayeme| tasyāṃ cāśeṣakṣatrahantāraṃ paraśurāmasaṃjñaṃ bhagavataḥ sakalalokaguror nārāyaṇasyāṃśaṃ jamadagnir ajījanat||
Then she gave birth to Jamadagni. His mother gave birth to Vishwamitra. Satyavati, known as Kaushiki, became a river. Jamadagni, the son of Renuka from the Ikshvaku dynasty, took Renuka as his wife. In her, Jamadagni gave birth to Parashurama, the annihilator of all Kshatriyas, who is a part of the Lord Narayana, the teacher of the entire universe.