 By 30 May 1992, Jamiat-e Islami and Junbish-i Milli mujahideen forces were fighting against Hekmatyar's Hezb-e Islami Gulbuddin again in southern Kabul.In May or early June, Hekmatyar started shelling Kabul all around, presumably with substantial support from the Pakistani Inter-Services Intelligence (ISI).Junbish-i Milli and Jamiat-e Islami in June shelled areas south of Kabul, Ittehad-e Islami and Hezb-i Wahdat were fighting each other in west Kabul.