At the junction the Dvapara and the Kali ages, I shall again appear in the world taking birth in city of Mathura for the purpose of killing Kansa.
द्वापरस्य कलेश्चैव संधौ पार्यवसानिके॥ प्रादुर्भाव: कंसहेतोर्मथुरायां भविष्यति।