Analysis of information sources in references of the Wikipedia article "Protestant Reformers" in English language version.
Berengar of Tours was an 11th-century theologian who argued that the doctrine of transubstantiation was contrary to reason and unsupported by scripture
Berengar of Tours (first half og the eleventh century), whose views occasioned the dispute known as the Second Eucharistic Controversy. Berengar aught that the body and the blood of the Lord were no "real" in the Eucharist but a specific image or likeleness ("figuram quandam similitudinem"). He was thus a forerunner of the Reformers.
John of Wessel was one member in the group who attacked indulgences (Reddy 2004:115). The doctrine of justification by faith alone was the teaching of John of Wessel (Kuiper 1982:151). He rejected the doctrine of transubstantiation where it is believed when the priest pronounces the sacraments then the wine and bread in turned into the real body and blood of Christ
