This refers to sounds of different pitch that make up the melody, not to the difference between a flute sound and a harp sound.
# how will anyone know what tune the flute or harp is playing?
Paul wants the Corinthians to answer this themselves. AT: "no one will know what tune the flute or harp is playing." (See: [[rc://en/ta/man/translate/figs-rquestion]])
Paul wants the Corinthians to answer this themselves. AT: "no one would know when it is time to prepare for battle." (See: [[rc://en/ta/man/translate/figs-rquestion]])