The Mountain Chant: A Navajo Ceremony - Paperbackby Washington Matthews (Author) The Mountain Chant: A Navajo Ceremony is a book written by Washington Matthews that provides a comprehensive description of the Navajo Mountain Chant ceremony. The book delves into the history, symbolism, and spiritual significance of the ceremony, which is considered one of the most important Navajo rituals. Matthews, who was a physician and ethnographer, spent several years studying the Navajo culture and language,