Galatians 3:7, 22, 29
Galatians 3:7 AMP
So understand that it is the people who live by faith [with confidence in the power and goodness of God] who are [the true] sons of Abraham.
Galatians 3:29 AMP
And if you belong to Christ [if you are in Him], then you are Abraham’s descendants, and [spiritual] heirs according to [God’s] promise.