SB 9.22.40
gajahvaye hrte nadya
kausambyam sadhu vatsyati
uktas tatas citrarathas
tasmac chucirathah sutah
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
When the town of Hastinapura [New Delhi] is inundated by the river, Nemicakra will live in the place known as Kausambi. His son will be celebrated as Citraratha, and the son of Citraratha will be Suciratha.