Mangongkal Holi or reburial tombs is a Bataknese traditional ceremony that aims at giving respect to the ancestor. In this ceremony, the family digs the cemetery of the ancestor and places it to a new coffin. But, it is not merely an action of replacing the old coffin to the new one, because there is profound meaning beyond that action. The rituals that included in the ceremony mark the meaning; the family who hold mangongkal holi tradition should conduct several meetings that attended by the relatives from both sides of the parents. In the meetings, the family consults and discusses the details of the mangongkal holi ceremony, such as the degree of the party, or who will receive a particular ulos (Bataknese traditional cloth) that mark the fullness of the ceremony.

Tfamily, the relatives and all of people they invited to the ancestor cemetery to witness the excavation. Each person has a change to dig the cemetery. The ancestor bones has to be washed before place it back into the new coffin, this time the coffin size is smaller then the regular one. On the next following day, the families, all the relatives and all people who invited come to celebrate the top of the ceremony and take part according their degree on the family. The tradition mangongkal holi in this story were held by the Clan of Simatupang in Pahae Jae sub-district, an area that is part of North Tapanuli district of Medan city, North Sumatra, Indonesia.

Mangongkal Holi or reburial tombs is a Bataknese traditional ceremony that aims at giving respect to the ancestor. In this ceremony, the family digs the cemetery of the ancestor and places it to a new small wooden coffin. The new small wooden coffin then placed inside the chambers of the tugu or bone house.