1 Korintus 1:24

1:24 But to those who are called, both Jews and Greeks, Christ is the power of God and the wisdom of God.

Roma 1:16

The Power of the Gospel

1:16 For I am not ashamed of the gospel, for it is God’s power for salvation to everyone who believes, to the Jew first and also to the Greek. ¹ 

[1:16]  ¹ sn Here the Greek refers to anyone who is not Jewish.