The kernel of our faith in Christ is "Love"

Deuteronomy 21:1-23
The rule of marring a captive woman..., you have to treat her fair and justice since you have dishonored her. No matter what is going on in the future.
The first born son is the sign of his father's strength, the right of the firstborn belong to him. That does not changed by your loved one or doesn't loved one.
A rebellious son may put to dead by his parent bring him to the elders at the gate of his town.
Anyone who is hung on a tree is under God's curse, be sure to bury him, must not leave his body on the tree overnight.
You must not desecrate the land the Lord your God is giving you as an inheritance.
Why?
Because the Lord is holy, so we can't desecrate the land the Lord let us living.
The right of wife and first son is belong to her or him, it can't be changed by the authority or personal like. That the rule of the Lord and is the human right that we have to respect it.
Jesus is to be hung on a tree and he wasn't leave on the tree overnight. Jesus die for us for our sins are cursed by the Lord, the consequence of sin is dead.
How?
Read the bible carefully and follow the commandments of the Lord is our obligation an is the way of blessing. Humble our heart and action with Love. The kernel of our faith in Christ is "Love".