Muhammad bin Tughluq (1290–1351) Turkic Sultan of Delhi
Masalik-ul-Absar, E and D, III, p. 580. Ibn Battuta, p. 63, Hindi version by S.A.A. Rizvi in Tughlaq Kalin Bharat, Part I, Aligarh, p. 189. quoted from Lal, K. S. (1992). The legacy of Muslim rule in India. New Delhi: Aditya Prakashan. Chapter 7