Leviticus 25:50-52

`And he hath reckoned with his buyer from the year of his being sold to him till the year of jubilee, and the money of his sale hath been by the number of years; as the days of an hireling it is with him.

`If yet many years, according to them he giveth back his redemption money , from the money of his purchase.

`And if few are left of the years till the year of jubilee, then he hath reckoned with him, according to his years he doth give back his redemption money ;