2 Kings 20:16-18

16Then Isaiah said to Hezekiah, “Hear the word of Adonai:

17‘Behold, days are coming when everything in your house, which your fathers have stored up to this day, will be carried to Babylon—nothing will be left,’ says Adonai.

18‘Moreover, some of your descendants—who will issue from you, whom you will father—will be taken away and will become eunuchs in the palace of the king of Babylon.’”