1 Corinthians 14:6-9 - WEB
6
But now, brothers, if I come to you speaking with other languages, what would I profit you, unless I speak to you either by way of revelation, or of knowledge, or of prophesying, or of teaching?
7
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?
8
For if the trumpet gave an uncertain voice, who would prepare himself for war?
9
So also you, unless you uttered by the tongue words easy to understand, how would it be known what is spoken? For you would be speaking into the air.
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