I suspect that Samir's mother has acquired residecy rights in the US and was not born there? Sounds like she has not yet got an American passport either but is waiting to go through the process, during which time of course she should be expected to stay resident in the US! East Jerusalem arabs were born there and should not have to beg a foreign occupier for the right to come and go.
We want Iran cooperation, not meddling, Gulf Arabs tell Kerry (Reuters)
from the article: Israel stripped thousands of Jerusalem Arabs of residency in 2008