What is the legal status of a "Wakf alal aulad" (a wakf created for one's family) according to Muslim law?
1
It is invalid because it benefits only the wakif's family.
2
It is valid, but the ultimate benefit must be for a charitable purpose recognized by Islam.
3
It is valid only if the property is divided equally among all family members.
4
It is invalid because it does not serve a public purpose.