Nazi racial policy treated Jews and Arabs as one Semitic category

Evidence

Indeed, while researching this chapter, I was unable to find any sustained discussion of Nazi racial policy toward the “Semites” as an inclusive category, that is, as a category that included Jews and Arabs in the first half of the twentieth century. — Gil Anidjar, The Jew, the Arab, 1215

Categorization

• QUESTION: Worth chasing: why did scholars never treat Nazi racial categories as spanning Jews and Arabs together, and what would that analytic lens reveal?