[1] Indumati, the Grandmother of Lord Rama and mother of King Dasharatha was also a princess of Vidarbha kingdom.

The Mahabharata gives clues on a route that existed in ancient times connecting Vidarbha to the northern kingdoms like Kosala.

This is that mighty mountain called Vindhya; yon, the river Payasvini running seawards, and yonder are the asylums of the ascetics, furnished with various fruit and roots.

And he reflected, ‘That passing by other sovereigns, and leaving behind him innumerable countries, he should come simply to pay his respect to me is scarcely the reason of his arrival.

[2] Goa came under the political sway of the Bhojas who ruled this territory in feudal allegiance to the emperor of Pataliputra or perhaps under Shatavahanas.