where your fathers put me to the proof, and for forty years felt what I could do.

Whereas God does find fault with the people of that covenant, when he says: The day is coming, saith the Lord, when I will conclude a new covenant with the house of Israel and with the house of Judah. It will not be on the lines of the covenant I made with their fathers,

A will only holds in cases of death; it is never valid so long as the testator is alive.