Emerald Hills of the Heart: Key Concepts in the Practice of Sufism, Volume 1 (Unabridged‪)‬

This comprehensive study explores Sufism as a form of self-purification, offering a deeper understanding of the sacred acts and a greater knowledge and love of the divine. The first volume of the series presents such Sufi concepts as repentance, reflection, self-criticism, asceticism, piety, abstinence, self-supervision, and sincerity.