King James Version
Else if ye do in any wise go back, and cleave unto the remnant of these nations, even these that remain among you, and shall make marriages with them, and go in unto them, and they to you:English Standard Version
For if you turn back and cling to the remnant of these nations remaining among you and make marriages with them, so that you associate with them and they with you,New International Version
"But if you turn away and ally yourselves with the survivors of these nations that remain among you and if you intermarry with them and associate with them,