Finally , Waldo was excommunicated by Pope Lucius III during the synod held at Verona in 1184 , and the doctrine of the Poor of Lyon was again condemned by the Fourth Lateran Council in 1215 where they are mentioned by name for the first time , and called heresy . Finally , Waldo was excommunicated by Pope Lucius III during the synod held at Verona in 1184 , and the doctrine of the Poor of Lyons was again condemned by the Fourth Lateran Council in 1215 where they are mentioned by name for the first time , and regarded as heresy .