Reference: http://www.alfawzan.af.org.sa/node/15750
Question: Is [this] permissible - [that] someone who says he wants to donate a body part, and in return receive a monetary payment - is this permissible [to do]?
Response: It is permissible to donate [body parts] - so long as there is no harm for the donor in doing so, and there is [some] benefit for the one receiving it - there is no harm in that. As for receiving a monetary payment, then this is not permissible.
