Genesis 18:19 in the King James Version
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.
Context
18 since Abraham will surely become a great and mighty nation, and all the nations of the earth will be blessed in him?
19 For I have known him, to the end that he may command his children and his household after him, that they may keep the way of the LORD, to do righteousness and justice; to the end that the LORD may bring on Abraham that which he has spoken of him.”
20 The LORD said, “Because the cry of Sodom and Gomorrah is great, and because their sin is very grievous,