When there is a will, you need to confirm the death of the one who made the will.
For where a testament is, there must also of necessity be the death of the testator.
For where there is a [last] will and testament involved, the death of the one who made it must be established,
For where a testament is, there must of necessity be the death of him that made it.
For where there is a testament, it is necessary for the death of the one who testifies to intervene.