John 7:22

Moses gave you circumcision (not that it is from Moses, but from the fathers), and you circumcise a man on the Sabbath.

And on the eighth day the flesh of his foreskin shall be circumcised.

This is my covenant, which you shall keep, between me and you and your offspring after you: Every male among you shall be circumcised.

Is this blessing then only for the circumcised, or also for the uncircumcised? We say that faith was counted to Abraham as righteousness.

This is what I mean: the law, which came years afterward, does not annul a covenant previously ratified by God, so as to make the promise void.

Treasury of Scripture Knowledge

Moses therefore gave unto you circumcision; (not because it is of Moses, but of the fathers;) and ye on the sabbath day circumcise a man.

This is my covenant, which you shall keep, between me and you and your offspring after you: Every male among you shall be circumcised.

And on the eighth day the flesh of his foreskin shall be circumcised.

Is this blessing then only for the circumcised, or also for the uncircumcised? We say that faith was counted to Abraham as righteousness.

This is what I mean: the law, which came years afterward, does not annul a covenant previously ratified by God, so as to make the promise void.

And Abraham circumcised his son Isaac when he was eight days old, as God had commanded him.

And on the eighth day the flesh of his foreskin shall be circumcised.

Now it was a Sabbath day when Jesus made the mud and opened his eyes.