Berean Study Bible (BSB) - 1 Corinthians 14:13 >

Therefore, the one who speaks in a tongue should pray that he may interpret.

Textus Receptus (TR) - 1 Corinthians 14:13 >

Διόπερ ὁ λαλῶν γλώσσῃ προσευχέσθω ἵνα διερμηνεύῃ.