Daniel 1:3

And the king gave orders to Ashpenaz, the captain of his unsexed servants, to take in some of the children of Israel, certain of the king's family, and those of high birth;

Isaiah 39:7

And your sons, even your offspring, will they take away to be unsexed servants in the house of the king of Babylon.

2 Kings 20:17-18

Truly, days are coming when everything in your house, and whatever your fathers have put in store till this day, will be taken away to Babylon: all will be gone, says the Lord.

2 Kings 24:15

He took Jehoiachin a prisoner to Babylon, with his mother and his wives and his unsexed servants and the great men of the land; he took them all as prisoners from Jerusalem to Babylon.

Jeremiah 41:1

Now it came about in the seventh month that Ishmael, the son of Nethaniah, the son of Elishama, of the king's seed, having with him ten men, came to Gedaliah, the son of Ahikam, in Mizpah; and they had a meal together in Mizpah.

Treasury of Scripture Knowledge

Summary

And the king spake unto Ashpenaz the master of his eunuchs, that he should bring certain of the children of Israel, and of the king's seed, and of the princes;

Bible References

Foretold

2 Kings 20:17
Truly, days are coming when everything in your house, and whatever your fathers have put in store till this day, will be taken away to Babylon: all will be gone, says the Lord.
Isaiah 39:7
And your sons, even your offspring, will they take away to be unsexed servants in the house of the king of Babylon.
Jeremiah 41:1
Now it came about in the seventh month that Ishmael, the son of Nethaniah, the son of Elishama, of the king's seed, having with him ten men, came to Gedaliah, the son of Ahikam, in Mizpah; and they had a meal together in Mizpah.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain