It is not known at what date she assumed the office of Divine Adoratrice of Amun, but she served in this position until Year 4 of Apries in 585 BC.

Prior to her career in this office, the Assyrians had invaded Egypt in 671 BC, sacked Thebes, and robbed its temples of their many treasures.

[2] She was buried in the grounds of Medinet Habu,[4] in a tomb chapel that "she shared with her natural mother and adoptive grandmother.

[6] The court praised the pharaoh's decision and, in his regnal “year 9, first month of the first season, day 28” (a date identified with March 2, 656 BC)[7] Nitocris departed from Sais to Thebes on a royal flotilla led by the admiral and nomarch of Herakleopolis Magna, Sematawytefnakht.

Psamtik I chose not to remove the God's Wife in charge forcefully – an action that would be unpopular – but to make her adopt his daughter as her successor, thus ensuring the future control of Upper Egypt, as well as receiving a considerable number of properties and other goods: beyond the “facade” of the adoption of Nitocris, the stela de facto reports the reunification of Upper and Lower Egypt under the aegis of Psamtik.