Bible Verses About Servants: When Israelites not to be treated with rigour

`And when thy brother becometh poor with thee, and he hath been sold to thee, thou dost not lay on him servile service;

as an hireling, as a settler, he is with thee, till the year of the jubilee he doth serve with thee, --

and ye have taken them for inheritance to your sons after you, to occupy for a possession; to the age ye lay service upon them, but upon your brethren, the sons of Israel, one with another, thou dost not rule over him with rigour.