Roma 4:11-12

4:11 And he received the sign of circumcision as a seal of the righteousness that he had by faith while he was still uncircumcised, ¹  so that he would become ²  the father of all those who believe but have never been circumcised, ³  that they too could have righteousness credited to them. 4:12 And he is also the father of the circumcised, ⁴  who are not only circumcised, but who also walk in the footsteps of the faith that our father Abraham possessed when he was still uncircumcised. ⁵ 

Galatia 3:8

3:8 And the scripture, foreseeing that God would justify the Gentiles by faith, proclaimed the gospel to Abraham ahead of time, ⁶  saying, “All the nations ⁷  will be blessed in you.” ⁸ 

¹ tn Grk “of the faith, the one [existing] in uncircumcision.”

² tn Grk “that he might be,” giving the purpose of v. 11a.

³ tn Grk “through uncircumcision.”

⁴ tn Grk “the father of circumcision.”

⁵ tn Grk “the ‘in-uncircumcision faith’ of our father Abraham.”

⁶ tn For the Greek verb προευαγγελίζομαι (proeuangelizomai) translated as “proclaim the gospel ahead of time,” compare L&N 33.216.

⁷ tn The same plural Greek word, τὰ ἔθνη (ta eqnh), can be translated as “nations” or “Gentiles.”

⁸ sn A quotation from Gen 12:3; 18:18.