He didn't. He held to the Catholic teaching in this matter. But he did change it. Instead of the Catholic teaching that it consisted of three parts (Contrition, Confession/Absolution, and Satisfaction), he stated that it truly has only 2 parts (Contrition and Faith). Penance (Confession) is one of the three sacraments that Martin Luther acknowledged, along with Baptism and Holy Communion, in his new Church.
Penance Marriage
Martin Luther eliminated 5 of the 7 sacraments : he only kept communion and baptism and he eliminated: confirmation, matrimony, holy orders, anointing of the sick, penance.
The sacrament of communion
The sacrament of communion
How did martin luther contribute to the emergence protestantism in germany?
Martin Luther believed that the body and blood of Christ really was present in the bread and wine of the sacrament.
Martin Luther protested against the nature of penance, the authority of the pope and the usefulness of indulgences.
Martin Luther King was a civil activist early in his career. Later he fought for the rights of the black and to eliminate racial discrimination.
Martin Luther
To eliminate discrimination and prejudice without using violence.
Martin Luther King's goal was to eliminate all judging of people by the color of their skin and have them judged by their character.
Martin Luther