You might want to read my paper, A return to the high ethic of the Ionian Ideal, which distinguished between the "taker" and "maker" cultures, slave vs. freedom.
I am not knowledgeable about the Indian Hebrews and their journey. Moses led the Hebrews out of slavery in Egypt in about 1241BCE. Egypt was a slave state and, therefore, the Hebrews were not a race of people, but they held a common belief. They came from all the populations, and I do not know...