1 Samuel 8:15

"And he will take the tenth of your seed, and of your vineyards, and give to his officers, and to his servants."

Cross References (ranked by relevance)

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;

Genesis 37:36

And the Midianites sold him into Egypt unto Potiphar, an officer of Pharaoh’s, and captain of the guard.

Isaiah 39:7

And of thy sons that shall issue from thee, which thou shalt beget, shall they take away; and they shall be eunuchs in the palace of the king of Babylon.

Daniel 1:18

Now at the end of the days that the king had said he should bring them in, then the prince of the eunuchs brought them in before Nebuchadnezzar.