New Revised Standard Version
(but if she does separate, let her remain unmarried or else be reconciled to her husband), and that the husband should not divorce his wife.

Contemporary English Version
should either stay single or go back to her husband. And a husband should not leave his wife.

New American Bible
—and if she does separate she must either remain single or become reconciled to her husband—and a husband should not divorce his wife.

Douay-Rheims Bible
And if she depart, that she remain unmarried or be reconciled to her husband. And let not the husband put away his wife.

And if she depart, that she remain unmarried or be reconciled to her husband. And let not the husband put away his wife.

or.

Judges 19:2,3 And she left him, and returned to her father's house in Bethlehem, and abode with him four months. . . .

Jeremiah 3:1 It is commonly said: If a man put away his wife, and she go from him, and marry another man, shall he return to her any more? shall not that woman be polluted, and defiled? but thou hast prostituted thyself to many lovers: nevertheless return to me, saith the Lord, and I will receive thee.

and let.

Deuteronomy 22:19 Condemning him besides in a hundred sicles of silver, which he shall give to the damsel's father, because he hath defamed by a very ill name a virgin of Israel: and he shall have her to wife, and may not put her away all the days of his life.

Isaiah 50:1 Thus saith the Lord: What is this bill of the divorce of your mother, with which I have put her away? or who is my creditor, to whom I sold you: behold you are sold for your iniquities, and for your wicked deeds have I put your mother away.

Mark 10:2 And the Pharisees coming to him asked him, tempting him: Is it lawful for a man to put away his wife?