God wanted to prove that his promise was true. He wanted to prove this to those who would get what he promised. He wanted them to understand clearly that his purposes never change. So God said something would happen, and he proved what he said by adding an oath.
It is the same with you. You heard the true message, the Good News about the way God saves you. When you heard that Good News, you believed in Christ. And in Christ, God put his special mark on you by giving you the Holy Spirit that he promised.
But earthly food spoils and ruins. So don’t work to get that kind of food. But work to get the food that stays good and gives you eternal life. The Son of Man will give you that food. He is the only one qualified by God the Father to give it to you.”
Abraham was circumcised later to show that God accepted him. His circumcision was proof that he was right with God through faith before he was circumcised. So Abraham is the father of all those who believe but are not circumcised. They believe and are accepted as people who are right with God.
I am going to Jerusalem to make sure the poor get this money that has been given for them. After I finish that, I will leave for Spain and stop to visit you on the way.
And don’t make the Holy Spirit sad. God gave you his Spirit as proof that you belong to him and that he will keep you safe until the day he makes you free.
But God’s strong foundation never moves, and these words are written on it: “The Lord knows those who belong to him.” Also, these words are written there: “Everyone who says they believe in the Lord must stop doing wrong.”