Complex sentence: There is no major disagreement that he was ethnically Middle Eastern-Jewish, though some question what exactly that looked like at that time although there is a general scholarly consensus that first century Jews from Judea were Levantine Middle Easterners.
Split into simpler sentences: There is no major disagreement that he was ethnically Middle Eastern-Jewish. Though some question what exactly that looked like at that time, there is a general scholarly consensus that first century Jews from Judea were Levantine Middle Easterners.