They aren’t they are ‘cousins’.
They are descendants of Noah’s other two sons.
After the languages were mixed up at the Tower of Babel, the different people all went off in their different directions, the Hamites went to Africa nd the Japhethites went eastward to Asia. The Shemites hung around the Levant and became the Canaanites, Hebrews, Midianites (Arabs), etc.
I know all that.
I think you’ve contradicted yourself. But it’s unimportant what I think, and I still love you, so let’s leave it there, shall we?