Ahmad Niyaltigin was the treasurer of a sultan who rose to power by seizing what from his younger twin?
Ahmad Niyaltigin Ahmad Niyaltigin (Persian: ‎ ‎ ) was a treasurer of Sultan Mahmud Ghaznavi and later of his son Sultan Mas'ud Ghaznavi. Sultan Masud appointed him governor of Punjab region in 1033. Ahmad Niyaltigin with small detachment of soldiers raided Varanasi, before withdrawing back to Punjab.
'Izz al-Din ibn Rukn al-Din Mahmud 'Izz al-Din (died September 29, 1382) was the Mihrabanid malik of Sistan from 1352 until 1380. He was the son of Rukn al-Din Mahmud.