Srimad Bhagavatam Canto 08, Chapter 11, Text 13

SB 8.11.13

sakhayam patitam drstva
 jambho bali-sakhah suhrt
abhyayat sauhrdam sakhyur
 hatasyapi samacaran
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
When the demon Jambhasura saw that his friend Bali had fallen, he appeared before Indra, the enemy, just to serve Bali Maharaja with friendly behavior.
Srimad Bhagavatam Canto 08, Chapter 11, Text 12
Srimad Bhagavatam Canto 08, Chapter 11, Text 14