The Cambridge History of India, Vol. III: Turks and Afghans v3.c20.4

v3.c20.4

Pīrāi's rule became unpopular and he was expelled, and on April 9, 977, Sabuktigīn, a slave upon whom Alptigīn had bestowed his daughter's hand, ascended the throne at Ghaznī. He found it expedient to seek, and readily obtained, confirmation of his title from Nūh II of Bukhārā, but thenceforward made small pretence of subservience to a moribund dynasty.