In Old Testament, Prophets sacrificed animals. In Old Testament, Prophets showed cruelty in their animal sacrifice. Every Animals are the God's Creatures. Human is the most wise creature of God. Father God does not like Cruelty. Father God does not like animal sacrifice. No Commandments are greater than Love and Mercy. No Commandments are Greater than God.
Lord Jesus Christ's 2 Commandments are Greater than 10 Commandments because 10 Commandments are based on the Holy Lord Jesus Christ's 2 Commandments.
Two Commandments of Holy Lord Jesus Christ are :-
1) Love your lord, Your God with his whole Heart, your Spirit and all your strength.
2) Love your neighbor as yourself.
It means that Follow the every words of Holy Lord Jesus Christ. Implement the Holy Words of Holy Lord Jesus Christ in your life. Love the Father God with your 'Pure and Holy' Heart. Love the Father God with Honesty. Love the Father God faithfully. Love the Father God without any desire. Love the Father God with your holy virtuous character. Love the Father God with all your strengths. Love the Father God with your spirit. In one line, Follow the Holy Words of Holy Father God. Spirit of God was in the Holy Lord Jesus Christ and Spirit of Holy Lord Jesus Christ was in the Spirit of Father God. Live Peacefully. Reject Anger and violence. Love your neighbor as yourself. Help your neighbor. Your Actions should be Virtuous. Your Character should be Good.
There were violence in the stories of Old Testament. There was the animal sacrifice in the Words of Old Testament. Prophet Abraham started animal sacrifice and Prophet Moses continued this tradition of Prophet Abraham. During the Kingdom of King Solomon, Jews sacrificed lot of Animals. During the Kingdom of King David, Jews sacrificed lot of Animals. It was the cause of the long sufferings of Jews, Prophet Abraham faced difficult Time, Isaac faced the difficult time, Jacob faced the difficult time due to wrath of his brother Esau, Jews were slaves in the Egypt and Prophet Moses rescued Jews from Egypt with the help of God, God punished the Jews for their errors. It means that There were errors in the Old Testament. Lord Jesus Christ rectified the errors of Old Testament. After Rectification, Holy Words of Holy Lord Jesus Christ created New Testament. There was new covenant in the New Testament.