parthanam

vṛṣṇi-pārthānām — between descendants of Vṛṣṇi and those of Pṛthā; SB 1.16.13-15
pārthānām — of the sons of Pṛthā; SB 1.17.13
pārthānām — for the sons of Pṛthā; SB 10.58.24