Devotees receiving empowerment of the Nyingma Gyubum or the canonical collection of esoteric tantric texts from His Eminence Drupwang Sangay Nyenpa Rinpoche in Gelephu return home. The oral transmission of 35 volumes of Gyubum concluded yesterday. The empowerment of Zoeduen  Tsawa, Domang and Tokbum begins today. The six-week oral transmission and empowerment will conclude on February 8.