King James Version
And when he shewed them the entrance into the city, they smote the city with the edge of the sword; but they let go the man and all his family.English Standard Version
And he showed them the way into the city. And they struck the city with the edge of the sword, but they let the man and all his family go.New International Version
So he showed them, and they put the city to the sword but spared the man and his whole family.