1 Corinthians 14:9
So also ye, unless ye utter by the tongue speech easy to understood, how shall it be known what is spoken? for ye will be speaking into the air.
American Standard Version
In The King James Version
In Context
8For if the trumpet give an uncertain voice, who shall prepare himself for war?
10There are, it may be, so many kinds of voices in the world, and no [kind] is without signification.
Matthew Henry on 1 Corinthians 14:7-15
On Spiritual Gifts. ( a. d. 57.) 6 Now, brethren, if I come unto you speaking with tongues, what shall I profit you, except I shall speak to you either by revelation, or by knowledge, or by prophesying, or by doctrine? 7 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? 8 For if the trumpet give an uncertain sound, who shall prepare himself to the battle? 9 So likewise ye, except ye utter by the tongue words… Read the whole commentary →