Shalom.
I do know what fulfill means. You are incorrect to say then He changed the law. When? To fulfill the Law and the Prophets is both in His being the Messiah and in His doing all that God had for Him to do, being perfectly obedient to His Word, His commandments.
Shalom.
Jacob
I said
lol Now your calling God a liar
[Heb 7:12
12 For the priesthood being changed, of necessity there is also a change of the law.