Tradition
St. John Chrysostom
Homilies on First Corinthians
Homily 36 › 1 Corinthians 14:23
“If therefore the whole Church be assembled together, and all speak with tongues, and there come in men unlearned or unbelieving, will they not say that you are mad?”
Source: Homilies on First Corinthians (New Advent)