Srimad Bhagavatam Canto 08, Chapter 04, Text 07

SB 8.4.7

sa vai purvam abhud raja
 pandyo dravida-sattamah
indradyumna iti khyato
 visnu-vrata-parayanah
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
This Gajendra had formerly been a Vaisnava and the king of the country known as Pandya, which is in the province of Dravida [South India]. In his previous life, he was known as Indradyumna Maharaja.
Srimad Bhagavatam Canto 08, Chapter 04, Text 06
Srimad Bhagavatam Canto 08, Chapter 04, Text 08