His praise of the kingdom was disbelieved as it contradicted prevailing prejudices. Some of Jesus' followers disbelieved in him twelve times after they had believed in him. Gent disbelieved the communists were of any threat and refused to act. When Muhammad died on 8 June 632 Umar initially disbelieved that he was dead. They have certainly disbelieved who say, Allah is the third of three. Their claims of civilian status were disbelieved because they had parachuted. Even one of his sons disbelieved him, stayed behind, and was drowned. However, these promises were disbelieved due to his increasingly naked autocracy. His exploits were so bizarre that the geographer Sir Henry Yule disbelieved them. They disbelieved her, calling her names and degrading her with insults. Thus he disbelieved the Platonic system of Ideas. His claim was widely disbelieved at the time (as well as by most modern historians). This claim was widely disbelieved until the 19th century. Although widely disbelieved this has been replicated in modern times. Claims related to cold fusion are largely disbelieved in the mainstream scientific community.