Jesus's explanation of the law differed from that of the Jewish leaders in several significant ways.
Firstly, Jesus emphasized the underlying spirit of the law rather than just the letter of the law. He taught that the law was intended to promote justice, mercy, and compassion, and that these values should guide one's interpretation and application of the law. In contrast, the Jewish leaders tended to focus on rigid adherence to the rules and regulations of the law, often at the expense of these deeper values.
Secondly, Jesus challenged the traditional interpretations of the law put forward by the Jewish leaders, often offering a new and more expansive understanding of the law's meaning. For example, he taught that the commandment to "love your neighbor as yourself" extended to all people, including one's enemies, rather than just to fellow Jews.
Thirdly, Jesus rejected the idea that righteousness could be achieved through strict adherence to the law alone. He emphasized the importance of faith, repentance, and inner transformation as the keys to a truly righteous life.
Finally, Jesus claimed to be the fulfillment of the law and the prophets, and taught that his own teachings and actions embodied the true spirit of the law. This was a radical departure from the traditional Jewish understanding of the law, and ultimately led to his rejection and persecution by many Jewish leaders.