Abraham Lincoln actually said...

But they can not be required to take an oath of allegiance to this Government, because it conflicts with the duty they owe to their own sove...

It is the duty of all aliens residing in the United States to submit to and obey the laws and respect the authority of the Government.

By fair construction persons within these sections are not to be punished without regular trials in duly constituted courts.

For the patriotic act in making this magnificent and valuable present to the country, I recommend that some suitable acknowledgment be made.