[Subscribers Paying a Monthly Sum, One Wins Each Month, and the Company Keeps the Rest]

Question: Is it permissible, in the Law, for a company to say to its customers: “Let each customer pay one hundred riyals this month”—and their customers number in the hundreds of thousands—“in return for which the company, at the end of the month, will give one million riyals as a prize to one person among those who paid, by drawing lots,” bearing in mind that the company will earn multiples of the prize amount?