If not impossible, it is uncommon indeed to see a Muslim cleric from one sect leading prayers and delivering religious discourses in a mosque belonging to other sect. However, this rare but pleasant happening is witnessed in a Mumbai mosque where Muslims from Malegaon are camping while in the metropolis to seek bail for the local youths who are holed up in jail for the last five years after being arrested in the 2006 Malegaon blast case.
http://ummid.com/news/2011/November/15.11.2011/show_of_unity.htm
http://ummid.com/news/2011/November/15.11.2011/show_of_unity.htm
