The causes of Islamic inheritance relationship are relationship nasab, marital relations, wala 'and the same religion relationship. Furthermore, the relationship causes a barrier of inheritance is for murder, different religions and slavery. From the above explanation if there are reasons the above relationship, it will cause a person entitled to be heirs and vice versa if there are causes obstructions inheritance, it will be blocked to inherit each other. If the heirs is not Moeslem and during heirs lifetime, and then heir embrace Islam, Mualaf. after He or She died while the inheritance is not devided yet. In this case there is a opinion of Imam mashab, which is the opinion of Imam Ahmad who argue are not blocked and the right to be...