Importance Of One Prophet Over Another
Please see Discussion 23181 He/She asked which God to believe in, for that I will suggest you to watch Zaviya ghamidi. Although not complete but still good for info and logical reasoning
Bani Israel as a nation was appointed as a community to establish truth on the world. Except for Rasool in Bani Israel, the primary aim of the prophets was to lead Bani israel. There was a chain of prophets. After one dies, another prophet became the leader of community. Similarly, Hazrat Isa was sent as last prophet to bani israel primarily as last sign for them.