On that same day Abraham circumcised his son Ishmael. He also circumcised every male who was born into his family or bought with his money. He did exactly as God had told him.
I have chosen him. He must direct his children to live in the way that pleases me. And he must direct the members of his family after him to do the same. So he must guide all of them in doing what is right and fair. Then I, the Lord, will do for Abraham what I have promised him.”
He said, “I am giving you my word that I will bless you. I will bless you because of what you have done,” announces the Lord. “You have not held back your son, your only son.
Do not ignore even one of the least important commands. And do not teach others to ignore them. If you do, you will be called the least important person in the kingdom of heaven. Instead, practice and teach these commands. Then you will be called important in the kingdom of heaven.
My dear brothers and sisters, remain strong in the faith. Don’t let anything move you. Always give yourselves completely to the work of the Lord. Because you belong to the Lord, you know that your work is not worthless.
Circumcision and uncircumcision aren’t worth anything to those who believe in Christ Jesus. The only thing that really counts is faith that shows itself through love.
Abraham had faith. So he obeyed God. God called him to go to a place he would later receive as his own. So he went. He did it even though he didn’t know where he was going.