The arrested were identified as Abdur Rahman Biswas alias Fuad alias Niaz, 22, the chief coordinator and son of Maulana Abul Quashem of Chilmari upazila in Kurigram district; Akhinur Islam, 23, son of Akbar Ali of Birampur upazila in Dinajpur; Lokman Ali alias Korban, 55, son of late Emanuddin of Taraganj; and Mizanur Rahman, 38, son of late Motiar Mondal of Taraganj.
Commanding officer of Rab-13 Aditional DIG Mozammel Haque at a press briefing at the battalion headquarters on Tuesday said being tipped off, a Rab team cordoned off the house of Lokman Ali at Dangapara on Monday evening.
Later, the elite force arrested the four along with a foreign pistol, a revolver, two magazines, three bullets and huge books and leaflets on jihad, he claimed.