Romans 15:8 English Standard Version (ESV)

Christ the Hope of Jews and Gentiles

⁸ For I tell you that Christ became a servant to the circumcised to show God's truthfulness, in order to confirm the promises given to the patriarchs,

Exodus 12:48 English Standard Version (ESV)

⁴⁸ If a stranger shall sojourn with you and would keep the Passover to the Lord, let all his males be circumcised. Then he may come near and keep it; he shall be as a native of the land. But no uncircumcised person shall eat of it.

Genesis 34:14 English Standard Version (ESV)

¹⁴ They said to them, “We cannot do this thing, to give our sister to one who is uncircumcised, for that would be a disgrace to us.