In the Wood Snake year of Fifth Rabjung, a divine princess Metok Seldon and Hermit Pawo Tagsham Chen from the Sacha family came to visit Bhutan, crossing Metey at Phari pass. They halted a night at Tsento Zangthang, which is now called Zamsar. In a dream at around dawn, Drupthop dreamt of many gods and goddesses flying in the space. He had believed that the place is destined for great lamas and god and went to the place to construct the monastery. The monastery was named ‘Lhading’ (God and Goddess flying above).