When she has left him ¹  she may go and become someone else’s wife.

Now Jonathan and Ahimaaz were staying in En Rogel. A female servant would go and inform them, and they would then go and inform King David. It was not advisable for them to be seen going into the city.

“If a man divorces his wife and she leaves him and becomes another man’s wife, he may not take her back again. ¹  Doing that would utterly defile the land. ²  But you, Israel, have given yourself as a prostitute to many gods. ³  So what makes you think you can return to me?” ⁴  says the Lord.