So I have this friend who marries a quintuplets yes a quintuplets now he is a muslim and he had a child on each of the girls so does the children call each other siblings or cousins?

It depends on how they feel about each other, if they feel like siblings and live together that's what they call one another but if they aren't close then just cousins.

Explanation:

this headline suggests that midterm congressional   elections are at the corner and trump administration wants to activate his base by vowing to clamp down on immigrants and immigration as trump had said during his election campaign around two years ago. when a baby is born in usa, the baby becomes citizen of usa for 85 years and trump wants to end this rule of birthright citizenship to control illegal immigration and this what he said in an interview""we’re the only country in the world where a person comes in and has a baby, and the baby is essentially a citizen of the united states for 85 years, with all of those benefits,” "