…”If God is omnisicent He must have known what Abraham would do, without any experiment; why, then, this needless torture?” But as St. Augustine points out, whatever God knew, Abraham at any rate did not know that his obedience could endure such a command until the event taught him: and the obedience which he did [...]

The idea of that which God “could have” done involves a too anthropomorphic conception of God’s freedom. Whatever human freedom means, Divine freedom cannot mean indeterminacy between alternatives and choice of one of them. Perfect goodness can never debate about the end to be attained, and perfect wisdom cannot debate about the means most suited [...]