Paul advises Christian couples considering divorce.
not I, but the Lord: This does not mean Paul's other instructions (see 1 Corinthians 7:12, 25, 40) have less authority. It means this advice is based on known teachings of Jesus (see Matthew 5:32; 19:9; Mark 10:11–12; Luke 16:18).
But if she does: Paul recognizes that some couples struggle to live together, but even then, they must honor their marriage vows and remain faithful to their spouse alone (see 1 Corinthians 7:27; Romans 7:2).
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