Psamtik I
Her niece, Amenirdis, the daughter of Taharqa, was appointed as her heiress. Shepenupet was compelled to adopt Nitocris, daughter of pharaoh Psamtik I, who reunited Egypt after the Assyrian conquest. This is evidenced by the so-called Adoption Stela of Nitocris. In 656 BC, in Year 9 of the reign of Psamtik I, she received Nitocris at Thebes.