The second phase of Bishwa Ijtema ends on the banks of the Turag in Tongi today through the Akheri Munajat.
Maulana Muhammad Yusuf Kandhalvi, son of Maulana Muhammad Saad Al Kandhalvi, conducted the final prayers between 12-12:30 pm.
Prayers began after Fajr time and this will continue in different languages throughout the day.
More than 3 million devotees are expected in the prayer.
The second phase of 56th Bishwa Ijtema began on Friday with "a'am bayaan" (general sermons) after Fajr prayers.
The first phase of the three-day Bishwa Ijtema ended on January 15.
People were seen taking position on the footpaths of the Dhaka-Mymensingh highway and in nearby open spaces as they wanted to be a part of the concluding prayers.