'Certain' in the Bible

And there is a certain man of Ramathaim-Zophim, of the hill-country of Ephraim, and his name is Elkanah, son of Jeroham, son of Elihu, son of Tohu, son of Zuph, and Ephrathite,

and to Hannah he giveth a certain portion -- double, for he hath loved Hannah, and Jehovah hath shut her womb;