'Kin' in the Bible

‘No one shall approach any blood relative of his to uncover nakedness (have intimate relations). I am the Lord.

You shall not uncover the nakedness of (have intimate relations with) your mother’s sister or your father’s sister, for such a one has uncovered his blood relative; they will bear their guilt.

except for his relatives who are nearest to him, his mother, his father, his son, his daughter, and his brother,

He shall not become unclean as a relative by marriage among his people, and so profane himself.

‘If a fellow countryman of yours becomes so poor he has to sell some of his property, then his nearest relative is to come and buy back (redeem) what his relative has sold.

If his father has no brothers, then you shall give his inheritance to his nearest relative in his own family, and he shall take possession of it. It shall be a statute and ordinance to the Israelites, just as the Lord has commanded Moses.’”

So he said, “Who are you?” And she answered, “I am Ruth your maid. Spread the hem of your garment over me, for you are a close relative and redeemer.”

So I thought to let you hear of it, saying, ‘Buy it in the presence of those sitting here, and before the elders of my people. If you will redeem it, redeem it; but if not, then tell me, so that I may know; for there is no one besides you to redeem it, and I am [next of kin] after you.’” And he said, “I will redeem it.”

Then all the men of Judah answered the men of Israel, “Because the king is a close relative to us. So why then are you angry about this matter? Have we eaten at all at the king’s expense? Or has anything been taken for us?”

Moreover, from the day that I was appointed to be their governor in the land of Judah, from the twentieth year to the thirty-second year of King Artaxerxes, for twelve years, neither I nor my relatives have eaten the governor’s food allowance.