The function of the Confession and Doctrine in the structure of the NHK and the implications thereof for a minister of the Word The whole question of the function of the Confession and Doctrine in the structure of the NHK is mainly a question of church order. This matter is treated. in the first place. by looking at history and the calvinist roots of the Church. https://www.mariameetsanna.com/product-category/3-in-1-treatment/