The earthen lamp in Dhekiakhowa Bornamghar (Namghar is a place of worship in Assam), which was established by Saint-Reformer Madhavdeva and situated in Jorhat, Assam, , has been burning for 484 years continuously, since its first kindling in 1461 by the revered saint himself. The priests of the Namghar religiously re-fuels the earthern lamp to keep it burning continuously.