1 Corinthians 7:12

12To theΤοῖςnowδὲrestλοιποῖςI sayλέγωIἐγώ,notοὐχtheὁLordκύριος·Ifεἴanyτιςbrotherἀδελφὸςa wifeγυναῖκαhasἔχειunbelievingἄπιστον,andκαὶsheαὕτηconsentsσυνευδοκεῖto dwellοἰκεῖνwithμετ’himαὐτοῦ,notμὴlet him divorceἀφιέτωherαὐτήν·

Now to the rest I say (I, not the Lord): If any brother has an unbelieving wife, and she consents to dwell with him, let him not send her away.