https://www.deccanherald.com/national/modi-to-attend-200th-anniversary-of-arya-samaj-founder-1189753.html

https://en.wikipedia.org/wiki/Dayananda_Saraswati

You can describe him as either a 'reformer' or PR promoter of fairy tale image of hinduism

"Dayanand Saraswati^[3] (pronunciation (help·info)) (born Mula Shankar Tiwari; 12 February 1824 – 30 October 1883), also known as Maharshi Dayanand, was an Indian philosopher, social leader and founder of the Arya Samaj, a reform movement of the Vedic dharma.......He believed in the infallible authority of the Vedas......He emphasized the Vedic ideals of brahmacharya, including celibacy.....He opposed Caste system

....He viewed Islam to be waging wars and immorality.....His analysis claimed that the Bible contains many stories and precepts that are immoral, praising cruelty, deceit and that encourage sin.."