[4] The oral tradition of the Ujjaniya, as written in the 19th century in a book called Tawarikh-i-Ujjaniya, makes a similar claim of a royal relationship.
[1] This document contains a family tree which claims to directly link the Paramara King, The great Bhoja Raj Parmar to certain Ujjainiya chieftains in Bihar.
[9] The Ujjainiyas under the leadership of Raja Gajpati helped Sher Shah Suri in the battle of Surajgarha against the Muslim rulers of Bengal who at the time were a major regional power.
General Ibrahim Khan was killed by Raja Gajpati and all the camp equipments, elephants and artillery pieces of the Bengal army fell into the hands of Ujjainiyas.
[10] The Ujjainiyas played a prominent role in the recruitment of Purbiya mercenary soldiers from Bhojpur for Hindu rulers, the Marathas and the British.