Leviticus 25:54
And if he is not redeemed in these years, then he hath gone out in the year of jubilee, he and his sons with him.
Exodus 21:2-3
When thou buyest a Hebrew servant -- six years he doth serve, and in the seventh he goeth out as a freeman for nought;
Leviticus 25:40-41
as an hireling, as a settler, he is with thee, till the year of the jubilee he doth serve with thee, --
Isaiah 49:9
To say to the bound, Go out, To those in darkness, Be uncovered. On the ways they feed, And in all high places is their pasture.
Isaiah 49:25
For thus said Jehovah: Even the captive of the mighty is taken, And the prey of the terrible is delivered, And with thy striver I strive, and thy sons I save.
Isaiah 52:3
For thus said Jehovah: 'For nought ye have been sold, And not by money are ye redeemed.'