Where did the term manifest destiny start to appear?

Manifest Destiny summary: In the 19th century US, Manifest Destiny was a belief that was widely held that the destiny of American settlers was to expand and move across the continent to spread their traditions and their institutions, while at the same time enlightening more primitive nations. And the American settlers of the time considered Indians and Hispanics to be inferior and therefore deserving of cultivation. The settlers considered the United States to be the best possible way to organize a country so they felt the need to remake the world in the image of their own country.