Galatians 3:8

3:8 The Scripture, foreseeing that God would justify the Gentiles by faith, preached the Gospel beforehand to Abraham, saying, "In you all the nations will be blessed."
-World English Bible

Other Translation

3:8 And the scripture, foreseeing that God would justify the heathen through faith, preached before the gospel unto Abraham, [saying], In thee shall all nations be blessed.
-King James Version