2 Corinthians 6:15

15WhatτίςnowδὲharmonyσυμφώνησιςChristΧριστοῦwithπρὸςBelialΒελιάρ,Orἢwhatτίςpartμερὶςto a believerπιστῷwithμετὰan unbelieverἀπίστου;

And what harmony [has] Christ with Beliar? Or what part to a believer [is] with an unbeliever?