Who established the system of auditing the accounts during Delhi Sultanate? A) Alau-ud-din Khiliji B) Muhammad bin Tuhjlaq C) Khizar Shah D) Sikandar Lodhi Related MCQs: The major source of royal income during Delhi sultanate was? Which sultan of Delhi sultanate defeated the ruler of Gwalior Man Sing Tomar ? Delhi Sultanate was established by: Who was first to introduce Nauroz festival during Delhi Sultanate?