Other contributors have said "How did the Hebrews get to?" is the same question as "How did the Hebrews get to Israel?" If you believe that these are not asking the same thing and should be answered differently, click here
Whenever you ask why some people did what they did, any answer has to be purespeculation and opinion, unless you ask the people who did it and they explaintheir motives for you.According to the Bible...