upcoming events


July 2-26, 2018

Free, Online. Source of All My Good Practice Module

Monday & Thursday evenings 6-8pm PST.  This course, an introduction to the ACI series, is ideal for beginners. This group of students will begin to study the 18-course ACI Series in mid-October, 2018. Although students are welcome to begin the ACI series with any course, Sarahni teaches the ACI series in order with each of her study groups.

Contact Sarahni: for more information.

Sarahni Stumpf, long-time Buddhist practitioner, has been teaching the Asian Classics Institute (ACI) courses since 2004. She and her husband David completed the 18 ACI courses and 6 years of advanced Buddhist studies in preparation for a 40-month, silent meditation retreat. Since completing the long retreat in 2014, Sarahni has been teaching in earnest. She’s experienced the power transformations that are possible when you put these ancient teachings into practice and is eager to share these techniques with others. Check out her recently published book: The Puppy, The Pen, and The Chewtoy: The Secret to Healing Anything at: http://a.co/5eJU9Wj

August 1 – September 5, 2018

Free, Online. ACI Course 12: Guide to  the Bodhisattva Way of Life, Part 3

Sunday & Wednesday evenings 6-8pm PST

This course is the third in a three-part series based on several ancient masterpieces including:
Master Shantideva’s (700AD) Guide to the Bodhisattva’s Way of Life
Gyaltsab Je’s (1364-1432) commentary to this text.

This course focuses on the cultivation of the 6th perfection: the Wisdom of Emptiness – the fact that how you experience your world is entirely dependent upon how you’ve treated others in the past. It is recommended that you study Parts 1 & 2 prior to studying Part 3.

Contact Sarahni: for more information.


August 3 – September 7, 2018

Free, Online. ACI Course 8: Death and the Realms of Existence

Tuesday & Friday mornings 5-7am PST

This course is based on several ancient masterpieces including:
Master Vasubandhu’s (350AD) classic text, Treasure House of Higher Knowledge (Abhidharmakosha)
A commentary by the 1st Dalai Lama
sections from Je Tsongkapa’s Steps to Buddhahood (Lam Rim Chenmo)

This course introduces and utilizes several classical divisions of reality to illustrate the importance of understanding karma and using this wisdom to create the future we desire. This course also introduces the technique of cultivating an awareness of our own impermanence and using this skill to generate more joy and happiness in our lives.

Contact Sarahni: for more information.

September 12 – October 4, 2018

Free, Diamond Mountain Serve & Study – Volunteer Program

Planning to attend ACI’s Nagarjuna Wisdom Retreat this October at Diamond Mountain?  Why not come early to serve? Immerse yourself in a spiritual lifestyle and Retreat Center life by participating in our Serve & Study Program. Allow the practice of selfless service to open your heart. Learn to transform service into a spiritual practice.

Volunteer for 3 or more weeks prior to the Nagarjuna Wisdom Retreat and attend for free! (Start date: 9/12/18)
Volunteer for 2 weeks prior to the Nagarjuna Wisdom Retreat and attend for only $250! (Start date: 9/19/18)

Visit our Diamond Mountain Serve and Study Page for more information and to register.

October 4-13, 2018

Arya Nagarjuna on Wisdom Retreat

Starting in October, Geshe Michael Roach will begin a new translation of Master Nagarjuna’s (~250AD) masterpiece, simply titled Wisdom. Following the success of the Master Kamalashila retreat programs, in the mornings Geshe Michael will teach a 3 hour in-depth class followed by a deep yoga class.  In the afternoon, Senior ACI teachers will lead a variety of short classes aimed to help you gain a deeper understanding of the morning’s teachings and learn how to apply the morning teaching to your life. They will also offer classes on how to successfully teach each morning’s class.  For those who wish to transform their lives through these teachings in a deep and profound way, we suggest staying for the Relax & Renew: Personal Retreat Experience. For more information, visit asianclassicsinstitute.org

October 13-17, 2018

Relax & Renew: Personal Retreat Experience

Immediately following the Nagarjuna Wisdom Retreat, Diamond Mountain offers  Nagarjuna Wisdom Retreat guests an exclusive opportunity to experience 3 full days of supported solo retreat and enjoy the sweet and magical blessings of self-guided retreat. Take time to relax, rejoice, meditate and contemplate on what you have learned and how you have grown in 10 short days.  Allow the teachings and realizations you’ve experienced in the past 10 days settle into your subconscious and transform your life in a very deep and powerful way.  

You’ll receive 3 meals each day and have the opportunity to set your own schedule to retreat at your own pace. Senior Retreaters will be available on the last day of Nagarjuna Wisdom Retreat to help you personalize your retreat schedule. During the 3 retreat days, Senior Retreaters will also be available for personal meditation and retreat guidance.  

Open to Arya Nagarjuna Wisdom Retreat guests.


Private Cottage: $380

Double Occupancy Cottage: $320

4 person Cottage: $290

Package Includes:

  • 3 full retreat days
  • 4 nights accommodation (October 13-17, 2018) at Diamond Mountain
  • Simple vegetarian meals
  • Retreat support by experienced Senior retreaters
  • Transportation to Tucson airport on October 17, 2018**
    • 10am departure from DM
    • 12Noon arrival to Tucson airport

**Please book your return flight from Tucson airport no earlier than October 17, 2018 1:00pm.

Questions? Contact  To Register click HERE

October 26-November 4, 2018

eSangha 10-day Meditation Retreat

with Tucker Peck and Upasaka Upali.  eSangha is an advanced meditation class that meets once a week on Google Hangouts, a group video chat forum. This ninety-minute class consists of Q&A related to meditation, Dharma, and other similar topics. There are semi-regular 6-week intro classes for people wishing to join eSangha, as well.  For more information, visit eSangha’s webpage.

Dr. Tucker Peck periodically teaches meditation retreats, which are the best way to deepen your practice.  Retreats involve an extended period of Noble Silence, meaning that there’s very little talking, activity, or distraction.  During these retreats, you will be able to maximize the amount of time each day that you spend meditating.

For more information and to register please visit our eSangha Retreat page.

October 29-November 19, 2018

200 Hour Yoga Teacher Training

with Ben Kramer and Kendra Rickert of Nirguna Yoga.  Nirguna yoga, founded by Ben Kramer and Kendra Rickert, offers students and teachers of yoga authentic, ancient yogic teachings and methods to go deep in their practice. The 200-Hour Nirguna Yoga teacher training is for both seasoned and aspiring teachers, as well as for dedicated yoga students who wish to deepen their practice and further their understanding of yoga.

This 200 Hour Teacher Training will cover Teaching Methodology, Yogic Philosophy, Meditation, Sanskrit, Physical and Subtle Body Anatomy and Pranayama.  Ben and Kendra are meditation, yoga and philosophy teachers.  Their teachings draw from the knowledge obtained by studying at the feet of many great masters.  Together, they completed a 3 year silent meditation retreat.  For more information or to register, please visit: http://nirgunayoga.com/200hr/

December 28, 2017 – January 2, 2018

White Tara New Year’s Weekend Teachings and Retreat

Bring in the New Year with White Tara and Diamond Mountain Retreat Center. Grow your heart of compassion during our New Year’s weekend teachings on White Tara, the deity who bestows a long and healthy life. This 5 day retreat is led by David K. Stumpf, a humble practitioner of White Tara and author of a compilation of advices on White Tara’s practice. During the retreat, you’ll receive additional commentary on White Tara’s sadhana practices and have time for personal retreat, reflection and renewal.

DKS and wrenches 3David K Stumpf spent 3 years in retreat practicing White Tara’s sadhana, growing his heart of compassion.  He takes great joy in serving others and sharing the Dharma.  David received permission to practice White Tara during the Great Retreat at Diamond Mountain and received Initiation from Khenpo Karthar Rinpoche in 2014.  He lives in Tucson, Arizona with his lovely wife.

For more information please contact our 


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Planning a Group Event?   

We welcome a variety of groups from corporate strategy sessions and team building getaways to yoga and meditation events, weddings, weekend programs and longer retreats.    Give the experience of a lifetime, contact our  today for more information.