Romans 4:10
How then was it credited to him? Was he circumcised at the time, or not? No, he was not circumcised but uncircumcised!
Genesis 15:5-6
The Lord took him outside and said, "Gaze into the sky and count the stars -- if you are able to count them!" Then he said to him, "So will your descendants be."
Genesis 15:16
In the fourth generation your descendants will return here, for the sin of the Amorites has not yet reached its limit."
Genesis 16:1-3
Now Sarai, Abram's wife, had not given birth to any children, but she had an Egyptian servant named Hagar.
Genesis 17:1
When Abram was 99 years old, the Lord appeared to him and said, "I am the sovereign God. Walk before me and be blameless.
Genesis 17:10
This is my requirement that you and your descendants after you must keep: Every male among you must be circumcised.
Genesis 17:23-27
Abraham took his son Ishmael and every male in his household (whether born in his house or bought with money) and circumcised them on that very same day, just as God had told him to do.
1 Corinthians 7:18-19
Was anyone called after he had been circumcised? He should not try to undo his circumcision. Was anyone called who is uncircumcised? He should not get circumcised.
Galatians 5:6
For in Christ Jesus neither circumcision nor uncircumcision carries any weight -- the only thing that matters is faith working through love.
Galatians 6:15
For neither circumcision nor uncircumcision counts for anything; the only thing that matters is a new creation!