Christians don't live by the Old Testament laws from Chronicles, and you know it. You've been told that often, and the Christian church has a New Testament, and you've also been told that often. You deliberately choose to remain ignorant. Why?
Luke 19:27
But as for these enemies of mine, who did not want me to reign over them, bring them here and slaughter them before me.’”
2 Chronicles 15:12-13
And they entered into a covenant to seek the Lord, the God of their fathers, with all their heart and with all their soul, but that whoever would not seek the Lord, the God of Israel, should be put to death, whether young or old, man or woman.
Deuteronomy 17:1-20
“You shall not sacrifice to the Lord your God an ox or a sheep in which is a blemish, any defect whatever, for that is an abomination to the Lord your God. “If there is found among you, within any of your towns that the Lord your God is giving you, a man or woman who does what is evil in the sight of the Lord your God, in transgressing his covenant, and has gone and served other gods and worshiped them, or the sun or the moon or any of the host of heaven, which I have forbidden, and it is told you and you hear of it, then you shall inquire diligently, and if it is true and certain that such an abomination has been done in Israel, then you shall bring out to your gates that man or woman who has done this evil thing, and you shall stone that man or woman to death with stones. ...
2 Chronicles 15:13
But that whoever would not seek the Lord, the God of Israel, should be put to death, whether young or old, man or woman.
Luke is New Testament
And what you are saying is that most Christians ignore that crap...just as most Muslims ignore similar crap in Koran