Romans 4:10

Then how was it imputed? to him, being in circumcision or uncircumcision? Not in circumcision, but in uncircumcision.

1 Corinthians 7:18-19

Is one called having been circumcised? let him not become uncircumcised: has one been called in uncircumcision? let him not get circumcised.

Galatians 5:6

For in Christ Jesus neither circumcision or uncircumcision avails anything; but faith working through divine love.

Galatians 6:15

for neither is circumcision anything, nor uncircumcision, but a new creature.

Treasury of Scripture Knowledge

Summary

How was it then reckoned? when he was in circumcision, or in uncircumcision? Not in circumcision, but in uncircumcision.

Bible References

Not in circumcision

1 Corinthians 7:18
Is one called having been circumcised? let him not become uncircumcised: has one been called in uncircumcision? let him not get circumcised.
Galatians 5:6
For in Christ Jesus neither circumcision or uncircumcision avails anything; but faith working through divine love.
Galatians 6:15
for neither is circumcision anything, nor uncircumcision, but a new creature.