If any man speak in an unknown tongue, let it be by two, or at the most by three, and that by course; and let one interpret.
Ver. 27. Or at the most by three] Lest the hearers be tired out. Our infirmity will not suffer any long intention, either of body or mind. Long services can hardly maintain their vigour, as in tall bodies the spirits are diffused. Erasmus hath observed that Origen never preached above an hour, often but half an hour: Consultius iudicabat crebro docere, quam diu, saith he. He held it better to preach often, than long. (Eras. Praefat. ad Orig. Opera.)