In the sounds which are artificially made by the use of wind music, or other music, nothing could be understood, if art had not also devised a distinction in the sounds; that one sound should signify one thing, another sound should signify another thing: so unless the voice of the teacher be significant to, and understood by, the person instructed or taught, the sound is of no use at all.
Related Commentaries of 1 Corinthians 14:7
1 Corinthians 14:7
7 And even things without life giving sound, whether pipe or harp, except they give a distinction in the sounds,b how shall it be known what is piped or harped?