2 Samuel 20:3

Then David came to his house at Jerusalem, and the king took the ten women, the concubines whom he had left to keep the house, and placed them under guard and provided them with sustenance, but did not go in to them. So they were shut up until the day of their death, living as widows.

2 Samuel 15:16

So the king went out and all his household with him. But the king left ten concubines to keep the house.

2 Samuel 16:21-22

Ahithophel said to Absalom, “Go in to your father’s concubines, whom he has left to keep the house; then all Israel will hear that you have made yourself odious to your father. The hands of all who are with you will also be strengthened.”

Genesis 40:3

So he put them in confinement in the house of the captain of the bodyguard, in the jail, the same place where Joseph was imprisoned.

Treasury of Scripture Knowledge

Summary

And David came to his house at Jerusalem; and the king took the ten women his concubines, whom he had left to keep the house, and put them in ward, and fed them, but went not in unto them. So they were shut up unto the day of their death, living in widowhood.

Bible References

Ten women

2 Samuel 15:16
So the king went out and all his household with him. But the king left ten concubines to keep the house.
2 Samuel 16:21
Ahithophel said to Absalom, “Go in to your father’s concubines, whom he has left to keep the house; then all Israel will hear that you have made yourself odious to your father. The hands of all who are with you will also be strengthened.”

Ward

Genesis 40:3
So he put them in confinement in the house of the captain of the bodyguard, in the jail, the same place where Joseph was imprisoned.