In 1882, he resigned from his teaching position to commit himself fully to the movement, As a Brahmo Samaj leader, Agnihotri engaged in theological disputes with the Arya Samaj movement and in polemical exchanges especially with its founder Dayanand Saraswati.
Agnihotri's decision to leave his teaching role in 1882 allowed him to focus on the movement, As a Brahmo Samaj leader, he engaged in theological debates with the Arya Samaj movement, particularly with its founder Dayanand Saraswati, and participated in contentious exchanges.