'Certain' in the Bible

And a certain woman of the wives of the sons of the prophets hath cried unto Elisha, saying, 'Thy servant, my husband, is dead, and thou hast known that thy servant was fearing Jehovah, and the lender hath come to take my two children to him for servants.'

And the king asketh at the woman, and she recounteth to him, and the king appointeth to her a certain eunuch, saying, 'Give back all that she hath, and all the increase of the field from the day of her leaving the land even till now.'

and out of the city he hath taken a certain eunuch who is appointed over the men of war, and five men of those seeing the king's face who have been found in the city, and the head scribe of the host, who mustereth the people of the land, and sixty men of the people of the land who are found in the city,