NET

19 I have chosen him so that he may command his children and his household after him to keep the way of the Lord by doing what is right and just. Then the Lord will give to Abraham what he promised him.”

Darby

19 For I know him that he will command his children and his household after him, and they shall keep the way of Jehovah, to do righteousness and justice, in order that Jehovah may bring upon Abraham what he hath spoken of him.

KJV

19 For I know him, that he will command his children and his household after him, and they shall keep the way of the LORD, to do justice and judgment; that the LORD may bring upon Abraham that which he hath spoken of him.