He wrote a large work on the Christian doctrine of justification and atonement, Die Christliche Lehre von der Rechtfertigung and Versohnung, published during the years 1870-74, and in 1880-86 a history of pietism (Die Geschichte des Pietismus).
Marguerite herself, however, was protected by her brother, and her personal inclinations seem to have been rather towards a mystical pietism than towards dogmatic Protestant sentiments.
JOHANN DAVID MICHAELIS (1717-1791), German biblical scholar and teacher, a member of a family which had the chief part in maintaining that solid discipline in Hebrew and the cognate languages which distinguished the university of Halle in the period of Pietism.
Here he published his two chief works, Pia desideria (1675) and Allgemeine Gottesgelehrtheit (1680), and began that form of pastoral work which resulted in the movement called Pietism.
It was partly on Augustinian lines, partly on the lines of what the Germans call Pietism.