1 Corinthians 14:4
14:4 The one who speaks in a tongue builds himself up, 1 but the one who prophesies builds up the church.
1 Corinthians 14:22
14:22 So then, tongues are a sign not for believers but for unbelievers. Prophecy, however, is not for unbelievers but for believers.
1 Corinthians 14:25
14:25 The secrets of his heart are disclosed, and in this way he will fall down with his face to the ground and worship God, declaring, “God is really among you.”
1 Corinthians 14:30-31
14:30 And if someone sitting down receives a revelation, the person who is speaking should conclude.
14:31 For you can all prophesy one after another, so all can learn and be encouraged.
1 sn The Greek term builds (himself) up does not necessarily bear positive connotations in this context.