New Living Translation
Even lifeless instruments like the flute or the harp must play the notes clearly, or no one will recognize the melody.

American Standard Version
Even things without life, giving a voice, whether pipe or harp, if they give not a distinction in the sounds, how shall it be known what is piped or harped?

Berean Study Bible
Even in the case of lifeless instruments, such as the flute or harp, how will anyone recognize the tune they are playing unless the notes are distinct?

Douay-Rheims Bible
Even things without life that give sound, whether pipe or harp, except they give a distinction of sounds, how shall it be known what is piped or harped ?

English Revised Version
Even things without life, giving a voice, whether pipe or harp, if they give not a distinction in the sounds, how shall it be known what is piped or harped?

King James Bible
And even things without life giving sound, whether pipe or harp, except they give a distinction in the sounds, how shall it be known what is piped or harped?

World English Bible
Even things without life, giving a voice, whether pipe or harp, if they didn't give a distinction in the sounds, how would it be known what is piped or harped?

Young's Literal Translation
yet the things without life giving sound -- whether pipe or harp -- if a difference in the sounds they may not give, how shall be known that which is piped or that which is harped?

1 Corinthians 14:7 Additional Translations ...