1 Kings 9:22

‘If a brother of yours becomes so poor with regard to you that he sells himself to you, you shall not subject him to a slave’s service.

And Solomon had 70,000 who carried loads, and 80,000 hewers of stone in the mountains,

Now it happened at the end of the twenty years in which Solomon had built the house of Yahweh and his own house

“At the end of seven years each of you shall let his Hebrew brother go who has been sold to you and has served you six years, and you shall let him go to be free from you; but your fathers did not obey Me or incline their ear to Me.