The judicial power shall extend to all cases, in law and equity, arising under this Constitution, the laws of the United States, and treaties made, or which shall be made, under their authority....

In all the other cases before mentioned, the Supreme Court shall have appellate jurisdiction, both as to law and fact, with such exceptions, and under such regulations as the Congress shall make.

U.S. Constitution Art. III, Sec. 2

The "all other cases before mentioned" refers to the cases falling under the first paragraph quoted, excluding where scotus was granted original jurisdiction. I omitted the paragraphs granting original jurisdiction.