Power of God in Making the Gospel Effectual
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Romans 1:16
I am not ashamed of the gospel, because it is the power of God for salvation to everyone who believes, first to the Jew, then to the Greek.
1 Corinthians 1:18, 24
For the message of the cross is foolishness to those who are perishing, but to us who are being saved it is the power of God. / but to those who are called, both Jews and Greeks, Christ the power of God and the wisdom of God.