1 Corinthians 7:8-10

Revised Standard Version Catholic Edition

⁸ To the unmarried and the widows I say that it is well for them to remain single as I do. ⁹ But if they cannot exercise self-control, they should marry. For it is better to marry than to be aflame with passion.

¹⁰ To the married I give charge, not I but the Lord, that the wife should not separate from her husband