SB 9.24.42
srñjayo rastrapalyam ca
vrsa-durmarsanadikan
harikesa-hiranyaksau
surabhumyam ca syamakah
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
King Srñjaya, by his wife, Rastrapalika, begot sons headed by Vrsa and Durmarsana. King Syamaka, by his wife, Surabhumi, begot two sons, named Harikesa and Hiranyaksa.