Muslim group Minhaj ul-Quran told the BBC the pastor's plans were a setback to efforts for world peace and a "big blow to humanity at large".
The group's leader, Dr Muhammad Tahir ul-Qadri, has written to President Obama urging him to intervene to stop copies of the Koran being burned at any cost. Source: http://www.bbc.co.uk/news/uk-11245480