1 Corinthians 7:2

2Because ofδιὰhoweverδὲτὰςsexual immoralityπορνείαςeach manἕκαστοςthe [own]τὴνof himἑαυτοῦwifeγυναῖκαlet haveἐχέτω,andκαὶeach [woman]ἑκάστηtheτὸνownἴδιονhusbandἄνδραlet haveἐχέτω.

But because of the sexual immorality, let each man have his [own] wife, and let each woman have [her] own husband.