1 Korintus 2:5

2:5 so that your faith would not be based on human wisdom but on the power of God.

1 Korintus 4:20

4:20 For the kingdom of God is demonstrated not in idle talk but with power.

1 Korintus 11:20

11:20 Now when you come together at the same place, you are not really eating the Lord’s Supper.