Love works no ill to his neighbor: therefore love is the fulfilling of the law.
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Irenaeus of Lyons
But if He had descended from another Father, He never would have made use of the first and greatest commandment of the law; but He would undoubtedly have endeavoured by all means to bring down a greater one than this from the perfect Father, so as not to make use of that which had been given by the God of the law. And Paul in like manner declares, "Love is the fulfilling of the law: "