Yet amid these Sufi reveries, the prince was becoming increasingly fearful of the very man who had just brought his father to power. The Vizier Imad ul-Mulk, nearly a decade his junior, made no secret of his jealousy of the handsome Crown Prince: according to the Shah Alam Nama, Imad ul-Mulk, ‘whose heart was full of malice and deceit, could never tolerate anybody else enjoying success.