Romans 6:17-18

But thanks be to God, that though you were the servants of sin, yet you have obeyed from the heart the form of teaching, in which you have been instructed;

Ephesians 2:11-12

For which reason, remember that you were formerly Gen tiles, by natural descent, and that you are called Uncircumcision by the Circumcision; so called, from a mark made in the flesh by hands;

Treasury of Scripture Knowledge

Summary

Then thou shalt say unto thy son, We were Pharaoh's bondmen in Egypt; and the LORD brought us out of Egypt with a mighty hand:

Bible References

We were

Romans 6:17
But thanks be to God, that though you were the servants of sin, yet you have obeyed from the heart the form of teaching, in which you have been instructed;
Ephesians 2:11
For which reason, remember that you were formerly Gen tiles, by natural descent, and that you are called Uncircumcision by the Circumcision; so called, from a mark made in the flesh by hands;