Exodus 21:2-3

2 aWhen you buy a Hebrew slave,
Or servant; the Hebrew term  ‘ebed designates a range of social and economic roles; also verses 5, 6, 7, 20, 21, 26, 27, 32 (see Preface)
he shall serve six years, and in the seventh he shall go out free, for nothing.
3If he comes in single, he shall go out single; if he comes in married, then his wife shall go out with him.

Leviticus 25:40-41

40he shall be with you as a hired worker and as a sojourner. He shall serve with you until the year of the jubilee. 41 cThen he shall go out from you, dhe and his children with him, and go back to his own clan and return eto the possession of his fathers.

Isaiah 49:9

9 fsaying to the prisoners, ‘Come out,’
to those who are in darkness, ‘Appear.’
gThey shall feed along the ways;
on all bare heights shall be their pasture;

Isaiah 49:25

25For thus says the Lord:
hEven the captives of the mighty shall be taken,
and the prey of the tyrant be rescued,
for I will contend with those who contend with you,
and I will save your children.

Isaiah 52:3

3For thus says the Lord: i“You were sold for nothing, and jyou shall be redeemed without money.”
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