Registration documents for the sale of this property indicate that Khalid ibn Salman Al Saud purchased the eight-story mansion in February last year through a cash-in-kind formal company. Diyali Mill also unveiled other vowels of the brother-in-law of Saudi Arabia. During his tenure as Saudi ambassador to the United States, he spent $ 8 million and rented a luxury Boeing 767 aircraft, with a rental cost of $ 30,000 per hour.