Read Romans 9:25 Using Other Translations
As he saith also in Osee, I will call them my people, which were not my people; and her beloved, which was not beloved.
As indeed he says in Hosea, "Those who were not my people I will call 'my people,' and her who was not beloved I will call 'beloved.'"
Concerning the Gentiles, God says in the prophecy of Hosea, “Those who were not my people, I will now call my people. And I will love those whom I did not love before.”