The three day long Islamic congregation at Charmonai Darbar Sharif on the bank of Kirtonkhola river under the Barisal district in Bangladesh. Thousands of worshippers set up camp on the Darbar premises where they prayed together and listened to sermons from Islamic scholars. The large number of vessels and boats came from the different parts of the country. The congregation with attendances of about 3 million Muslim worshipers ended after Akheri Munajat (Special prayer).