1 Korintus 14:2

14:2 For the one speaking in a tongue does not speak to people but to God, for no one understands; he is speaking mysteries by the Spirit. ¹ 

1 Korintus 14:11

14:11 If then I do not know the meaning of a language, I will be a foreigner to the speaker and the speaker a foreigner to me.

[14:2]  ¹ tn Or “with the spirit”; cf. vv. 14-16.