Somakas were mentioned as synonymous to Panchalas at many places. In some of these references Drupada is mentioned as a Somaka king and Dhristadyumna as a Somaka prince. "Refer (1- 123, 133), (5- 5, 22, 48, 50, 130, 141, 152, 161), (6- 1, 43, 52, 59, 75, 77, 90, 98, 104, 108, 109, 117, 119), (7- 7, 23, 92, 107, 115, 122, 143, 152, 161, 166, 170, 188, 191, 198), (8- 24, 74, 78, 82, 89, 90, 91), (9- 7, 8, 30, 56, 57, 59), (10- 8)."