All Spiritual Leaders, Groups & Individuals Welcome To Retreats Seven Days a Week,$35 per person one night,$50 for two. Spiritual Leaders, Groups and Individuals are Welcome! for Retreats 7 days a week, $35 per person one night and $50 per person for two nights. Sleeping accommodations are for 25 individuals. Mothers Trust Temple & Interfaith Hall Rental provides for 100 persons. Suggested Donation $50 half day $100 full day. Mothers Trust # (616) 293-6884.