Wat That Noi, also known as Wat Phra That Noi, is located in the area of Ban Lak Chang, in the Chang Klang district of Nakhon Si Thammarat province. It was established by the revered monk Phra Thaan Klais (Phra Kru Phisit Ahtakan), a highly respected spiritual figure in Southern Thailand. His devoted disciples and the public hold a deep faith in his words, which are believed to carry great power. He often blessed everyone with wishes for happiness and well-being, earning him the title of the "Devata of Nakhon." Phra Thaan Klais is cherished for his divine ability; his words manifest into reality, making him a source of inspiration and reverence for many.