Galatians 3:7

3:7 so then, understand that those who believe are the sons of Abraham.

Galatians 4:24

4:24 These things may be treated as an allegory, for these women represent two covenants. One is from Mount Sinai bearing children for slavery; this is Hagar.

Galatians 6:12

6:12 Those who want to make a good showing in external matters are trying to force you to be circumcised. They do so only to avoid being persecuted for the cross of Christ.