Article snapshot taken from[REDACTED] with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
Narayanapala is also the name of the second Kamboja ruler of Bengal (later half of 10th century AD). He was elder son of Rajyapala Kamboj, the founder of the Kamboja Dynasty of Bengal and succeeded him to the throne after his death.
References
Majumdar, R. C. (1971). History of Ancient Bengal. Calcutta: G. Bhardwaj & Co. p. 126. OCLC96115784.
West Bengal district gazetteers, 1994, p 72, Jatindra Chandra Sengupta.