ESVFor one who speaks in a tongue speaks not to men but to God; for no one understands him, but he utters mysteries in the Spirit.
NIVFor anyone who speaks in a tongue does not speak to people but to God. Indeed, no one understands them; they utter mysteries by the Spirit.
NASBFor the one who speaks in a tongue does not speak to people, but to God; for no one understands, but in his spirit he speaks mysteries.
CSBFor the person who speaks in a tongue is not speaking to people but to God, since no one understands him; he speaks mysteries in the Spirit.
NLTFor if you have the ability to speak in tongues, you will be talking only to God, since people won’t be able to understand you. You will be speaking by the power of the Spirit, but it will all be mysterious.
KJVFor he that speaketh in an unknown tongue speaketh not unto men, but unto God: for no man understandeth him; howbeit in the spirit he speaketh mysteries.