So it is with you. Unless you speak intelligible words with your tongue, how will anyone know what you are saying? You will just be speaking into the air.
Textus Receptus (TR) - 1 Corinthians 14:9 >Οὕτω καὶ ὑμεῖς διὰ τῆς γλώσσης ἐὰν μὴ εὔσημον λόγον δῶτε, πῶς γνωσθήσεται τὸ λαλούμενον; Ἔσεσθε γὰρ εἰς ἀέρα λαλοῦντες.