1 Corinthians 11:25

11:25 In the same way, he also took the cup after supper, saying, “This cup is the new covenant in my blood. Do this, every time you drink it, in remembrance of me.”

1 Corinthians 12:3

12:3 So I want you to understand that no one speaking by the Spirit of God says, “Jesus is cursed,” and no one can say, “Jesus is Lord,” except by the Holy Spirit.

1 Corinthians 14:23

14:23 So if the whole church comes together and all speak in tongues, and unbelievers or uninformed people enter, will they not say that you have lost your minds?