Whoever speaks in tongues edifies himself. But whoever prophesies edifies the Church
Other versions
King James Version
He that speaketh in an unknown tongue edifieth himself; but he that prophesieth edifieth the church.English Standard Version
The one who speaks in a tongue builds up himself, but the one who prophesies builds up the church.New International Version
He who speaks in a tongue edifies himself, but he who prophesies edifies the church.