Battle of Tarnab Part of the Timurid Civil Wars Date Spring 1448 Location Tarnab (east of Herat), Afghanistan Result Decisive Timurids of Samarkand victory Belligerents Timurids of Khurasan Timurids of Samarkand Commanders and leaders Ala-ud-Daulah Mirza Ulugh Beg Abdal-Latif Mirza