Therefore the same attributes of God which explain his eternal essence, explain at the same time his eternal existence--in other words, that which constitutes God's essence constitutes at the same time his existence.

Wherefore God's existence and God's essence are one and the same.

Q.E.D.
Coroll.

I .-- Hence it follows that God's existence, like his essence, is an eternal truth.
Coroll.

II--Secondly, it follows that God, and all the attributes of God, are unchangeable.