SB 9.24.41
kamsavatyam devasravasah
suvira isumams tatha
bakah kankat tu kankayam
satyajit purujit tatha
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
Vasudeva’s brother named Devasrava married Kamsavati, by whom he begot two sons, named Suvira and Isuman. Kanka, by his wife Kanka, begot three sons, named Baka, Satyajit and Purujit.