In August 1832, Weaver was baptized into the Catholic faith, and the next month he married Maria Dolores Martin in Taos.

During the Civil War, Weaver was the Chief of Scouts for the federal forces that engaged a Confederate unit on 15 April 1862 at the Battle of Picacho Pass in Arizona.

[3] In 1862, Native Americans showed Weaver where gold could be found on the east side of the Colorado River.

The discovery led to a gold rush and the establishment of La Paz, Arizona, which became a ghost town by 1875.

When the military closed the Camp Verde post, Weaver's remains were moved to San Francisco, California.