Praise be to Allaah.
The scholars
differed concerning this matter, and there are two views, which have been
explained in the answer to question no.
22862.
We have
mentioned that the most correct view is that it is permissible, subject to
two conditions:
1 – That the
product is sold for its usual price, and that the price is not increased
because of the prize. If the price is raised because of the prize then this
is gambling and it is not permissible.
2 – That the
person buys the product because he needs it. If he buys it only because of
the prize, and he has no need of the product, this is a kind of gambling and
wasting money.
And Allaah
knows best.