According to P. L. Gupta, he was among the fifteen kings who ruled from Ayodhya between 130 BCE and 158 CE, and whose coins have been found: Muladeva, Vayudeva, Vishakadeva, Dhanadeva, Ajavarman, Sanghamitra, Vijayamitra, Satyamitra, Devamitra and Aryamitra.

[1] The damaged inscription is notable for its mention of general Pushyamitra and his descendant Dhana–, his use of Vedic Ashvamedha horse to assert the range of his empire, and the building of a temple shrine.

[7] The inscription is in Sanskrit, written in Brahmi script, and the inscribed stone is found on a flat surface on a footstone at the eastern entrance to the samadhi (memorial) of Baba Sangat Bakhsh, of Udasi Sikhs.

The samadhi monument is inside the Ranopali monastery of Udasi Sampradaya, also called Shri Udasin Rishi Ashram, in a section located to the west.

Dharmarajna pituh Phalgudevasya ketanam karitam – Shunga dynasty Ayodhya Inscription, 1st-century BCE – 1st century CE[7][8] Sahni – a Sanskrit scholar, translates it as,

Dhana (deva, bhuti, etc), Lord of Kosala, son of Kausiki, the sixth of the Senapati Pushyamitra, who had performed the Ashvamedha twice, erected a shrine (or other memorial) in honor of Phalgudeva, the father of the Dharmaraja.The Sunga inscription is short but one that has attracted much debate.