How was Jesus Fulfilment of the Law in the Sermon on the Mount ?
Jesus brang an new understanding to the law to give it the original meaning ' i have not come to abolish the law but fulfil it'. Jesus change the law by instead focus attitude rather than their actions and that will follow he taught this by the beatitudes.
Doctrine of creation : God is lord of life and all thing are in his image imago dei so all life is scared
Doctrine of incarnation : the fact Jesus became fully human show all life is unique and divine and should be treated with dignity
Doctrine of conception : life beings at contraception so a person if formed when Mary and Elizabeth meet and her baby jumps ' the child in my womb leaped' Luke 1:44