²⁸ Now you, brothers and sisters, like Isaac, are children of promise.^(A)

²⁹ At that time the son born according to the flesh^(A) persecuted the son born by the power of the Spirit.^(B) It is the same now.

⁷ Nor because they are his descendants are they all Abraham’s children. On the contrary, “It is through Isaac that your offspring will be reckoned.”^[a](A)

⁸ In other words, it is not the children by physical descent who are God’s children,^(A) but it is the children of the promise who are regarded as Abraham’s offspring.^(B)