Siegfried IV was the last

Count of Northeim-Boyneburg and Homburg Count (feminine: countess) is a historical title of nobility in certain European countries, varying in relative status, generally of middling rank in the hierarchy of nobility. Pine, L. G. ''Titles: How the King Became His Majesty''. New York: ...

.Große Baudenkmäler Heft 338 Kloster Amelungsborn, Verlag DONAU Druck 5. Auflage 1998, p. 2 He gave the land at Amelungsborn for the foundation (in the 12th century) of the future

Amelungsborn Abbey Amelungsborn Abbey, also Amelunxborn Abbey (''Kloster Amelungsborn''), is a Lutheran monastery in Germany. It is located near Negenborn and Stadtoldendorf, in the ''Landkreis'' of Holzminden in the Weserbergland. It was the second oldest Cisterc ...

, a

Cistercian The Cistercians, () officially the Order of Cistercians ( la, (Sacer) Ordo Cisterciensis, abbreviated as OCist or SOCist), are a Catholic religious order of monks and nuns that branched off from the Benedictines and follow the Rule of Saint ...

monastery, which was officially settled by a community of monks from

Altenkamp Abbey Kamp Abbey (Kloster Kamp), also known as Altenkamp Abbey or Alt(en)feld Abbey (and in English formerly Camp Abbey) was the first Cistercian monastery founded in German territory, in the present town of Kamp-Lintfort in North Rhine-Westphalia. Hi ...

References

12th-century German nobility {{middleages-stub