Saint Werner's Chapel in Oberwesel on the Rhine was established in 1289 and became a popular pilgrimage site.

He fined the murderers of Jews and ordered the burning of the corpse of Werner to prevent any further veneration.

Werner was buried on 30 April 1287 and alleged miracles began to be reported as the veneration spread as a martyr cult.

also failed owing to the decline of the veneration of martyrs[citation needed] and shrinking revenue to the church from pilgrims.

At the point in Bacharach where the body was supposedly washed ashore, Saint Werner's Chapel was built.

[citation needed] The chapel dedicated to him alongside the town wall facing the Rhine, which had been in ruins, was later renovated, and a plaque added, with a quotation from Pope John XXIII, recognizing the brotherhood of Christians and Jews, and asking for forgiveness for "the curse that we unrightfully affixed to the Jews’ name."