'Whose' in the Bible

And Ruth the Moabitess saith unto Naomi, 'Let me go, I pray thee, into the field, and I gather among the ears of corn after him in whose eyes I find grace;' and she saith to her, 'Go, my daughter.'

And Boaz saith to his young man who is set over the reapers, 'Whose is this young person?'

Jehovah doth recompense thy work, and thy reward is complete from Jehovah, God of Israel, under whose wings thou hast come to take refuge.'

and now, is not Boaz of our acquaintance, with whose young women thou hast been? lo, he is winnowing the threshing-floor of barley to-night,