LDS.org: The Guide to the Scriptures on "Purity"
LDS.org: Top Search Results on "Purity"
"Personal Purity" - Jeffrey R. Holland
“Purity Precedes Power ” - M. Russell Ballard
"We Believe in Being Chaste" - David A. Bednar
"Be Honest, Be Pure, Be Humble"
"Personal Purity and Intimacy" by Wendy L. Watson - 1999 Women's Conference
"Purity is Power" - Hugh B. Brown (audio only)
Church Magazines - Articles on Personal Purity
LDS.org: Lessons in Church Manuals
Purity (FHE in 10)
Why Purity Matters