"Rebecca" is the new testament spelling of "Rebekah." (See: [[rc://en/ta/man/translate/translate-names]] and [[rc://en/ta/man/translate/translate-textvariants]])
In your culture you may need to place 9:11 after 9:12 to make them easier to understand. AT: "our father Isaac, it was said to her, 'The older will serve the younger.' Now the children were not yet born ... because of him who calls. It is just"
Paul refers to Isaac as "our father" because Isaac was the ancestor of Paul and of the Jewish believers in Rome. (See: [[rc://en/ta/man/translate/figs-inclusive]])
The word "hated" is an exaggeration. God loved Jacob much more than he loved Esau. He did not literally hate Esau. (See: [[rc://en/ta/man/translate/figs-hyperbole]])